n.1.) 威胁，恐吓[c][u][+to-v]
2.) 构成威胁的人(或事物)[s][(to)]
some people think that machinery is a threat to their jobs.
一些人认为机器是对他们工作的一种威胁。
3.) 凶兆；征兆[s][(of)]
the clouds brought a threat of rain.
阴云带来要下雨的征兆。
2. on end
1.) 竖着。
the frightening noise set her hair on end.
恐怖的声音使她毛骨悚然。
2.) 连续地。
we studied for final exams for hours on end.
我们连续花了好几小时准备期末考。
she was bed-ridden with the mumps for weeks on end.
因为腮腺炎她接连卧床好几星期。
he worked on his novel for months on end.
他连续几个月都在写他的**。
they danced for hours on end.
她们连续跳舞几小时。
3. terrify
vt.使害怕，使恐怖。
the girl was terrified out of her wits.
那女孩吓得魂不附体。
the thunderstorm terrified the child.
雷雨把那个小孩吓坏了。
vt.1.) 埋葬，安葬。
where is she buried?
她被埋在**？
2.) 埋藏，掩藏[(+in)]
the pirates buried their treasure.
海盗埋藏了他们的财宝。
3.) 使沉浸，使专心。
they buried themselves in their work.
他们埋头于工作。
5. ash
n.1.) 灰，灰烬[u][p]
the cabin burnt to ashes.
小木屋烧成灰烬。
2.) 废墟[p]
the castle was left in ashes.
这个城堡成了一片废墟。
6. rise/ rose/ risen
vi.1.) 上升；升起；**；升高；增加。
the sun has not yet risen.
太阳还没升起。
the population of the city has risen to five million.
该市人口已增加到五百万。
2.) 高耸；高出。
an immense building rose before their eyes.
他们眼前耸立起一座巨大的建筑物。
3.) 起立[(+up)]
he rose and left the room.
他站起身走出屋去。
7. spot
n.[c]1.) 斑点，斑块；污点；污渍。
the boy's white shirt was marked up with spots of ink.
那男孩的白衬衫上有墨水渍。
2.) 场所，地点。
this is the spot where the two trucks collided.
这儿就是两辆卡车相撞的地点。
3.) 英】【口】少量，少许[s][(of)]
vt.1.) 使沾上污点，弄脏[h][(with)]
his boots were spotted with mud.
他的靴子上沾有泥渍。
2.) 玷污，污辱。
the scandal spotted his character.
那件丑闻玷污了他的人格。
3.) 口】认出，发现。
my father spotted several spelling mistakes in my composition.
我父亲在我作文里发现了好几个拼字错误。
8. sight
n.1.) 视觉，视力[u]
i'll h**e my sight tested tomorrow.
我明天去检查视力。
2.) 视界，视域[u]
victory is in sight.
胜利在望。3.) 看见，目睹[s][u][(of)]
the girl dreaded the sight of snakes.
那女孩害怕看到蛇。
4.) 景色，景象[c]
vt.看见，发现。
they voyaged for a month before they sighted land.
他们航行了一个月才看见陆地。
9. at hand
1.) 在手边。
i h**en't my book at hand.
我的书不在手边。
2.) 即将到来。
he believes that the great day is at hand.
他相信这个伟大的日子就要到来。
10. courage
n.胆量，勇气，英勇[u][+to-v]
he didn't h**e the courage to tell his mother that he had failed in the exam.
他没有勇气告诉母亲他考试不及格。
11. flee/fled/fled
vi.1.) 逃，逃走[(+from)]
the robbers fled when they saw the police.
强盗看见警察便逃跑了。
2.) 消失；消散。
night had fled.
夜已消逝。vt.
逃离；逃避。
he was lucky to flee the burning hotel.
他很幸运逃出了失火的旅馆。
12. urge
vt.1.) 催促；力劝；激励；怂恿。
they urged us to go at once.
他们催促我们马上去。
2.) 极力主张；强烈要求[(+on)][that]
my friends urged that i (should) apply for the job.
朋友们力劝我申请那份工作。
he urged that they go to new york.
他极力主张他们去纽约。
the people in that country urged independence.
那个国家的人民要求独立。
3.) 推进；驱策。
we urged the school team on with loud cheers.
我们大声助威，激励校队拼搏。
n.[c]强烈的欲望；冲动；迫切的要求[the s]
the vacation is coming and i h**e an urge to tr**el.
假期快到了，我很想外出旅行。
13. arrival
n.1.) 到达；到来；达到[u][(at/in)]
arrival at a conclusion
结论的得出。
we waited for the arrival of our guests.
我们等着客人的到来。
2.) 到达的人(或物);新生儿[c]
they went out to welcome the new arrivals.
他们走出去欢迎新来的人。
14. bathe
vt.1. 把。浸入，浸洗；给。洗澡。
will you help me bathe the baby?
你能帮我替孩子洗澡吗？
2.） 使沉浸其中 [(in/with)]
her eyes were bathed in tears.
她眼泪汪汪。
the garden was bathed in sunlight.
花园中阳光普照。
a.1.) 新鲜的；未经加工处理过的。
they buy fresh meat.
他们买新鲜肉。
2). 水等)淡的。
this kind of fish lives in fresh water.
这种鱼生活在淡水中。
3.) 新的；新到的；刚发生的 [(from)]
she is fresh from university.
她刚从大学毕业。
4.) 空气)清新的；凉爽的[b]
he opened the window to let in some fresh air.
他打开窗户放进一些清新的空气。
5.) 无经验的，不老练的。
she is quite fresh to office work.
她对办公室工作毫无经验。
16. knock about
1.) 漂泊；漫游。
they h**e knocked about all over the world.
他们曾周游世界。
2.) 殴打；虐待。
the woman was cruelly knocked about by her husband.
那女人受到她丈夫的毒打。
17. all of a sudden
突然地；出乎意料地。
all of a sudden the lights went out.
突然灯灭了。
18. unbelievable
a.1.) 由于太好或太糟而)令人难以置信的；非常惊人的。
they work with an unbelievable speed.
他们以令人难以置信的速度工作。
2.) 由于不可能或不符逻辑而)难以相信的；不可相信的。
there are many unbelievable aspects to this theory.
这一理论有许多方面不可信。
19. live through
经历过。he has lived through two world wars.
他经历过两次世界大战。
20. crash
vi.1.) 发出猛烈声音地)碰撞，倒下，坠落。
the motorcycle crashed into the fence.
摩托车猛地撞在围栏上。
2.) 飞机等)坠毁，撞坏。
an airliner crashed west of denver last night.
昨夜一架客机在丹佛西边坠毁。
3.) 电脑】死机。
the pc just crashed.
那部个人电脑刚死机了。
n.[c]1.) 相撞(事故);(飞机的)坠毁，迫降。
a lot of passengers were killed in the train crash.
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