assure
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DJ:[]
vt.
1.向...保证,担保[(+of)][O5]
I can assure you of the reliability of the information.
我向你保证这消息可靠.
The captain of the ship assured the passengers that there was no danger.
船长向乘客保证没有危险.
2.使确信,使放心[(+of)][O5]
We assured our clients of an enjoyable holiday.
我们使游客确信准能过一个愉快的假期.
3.(后接oneself)使弄清楚,使确定[O5]
They assured themselves that the bridge was safe before crossing it.
他们直到弄清楚那座桥确实安全后才通过.
4.确保,保障
Her future was assured.
她的未来是有保障的.
5.保证给予[O1]
ensure
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DJ:[]
vt.
1.保证;担保[O9][+that][+v-ing]
I can't ensure his being on time.
我不能保证他的准时.
I can't ensure that he will be there on time.
我不能担保他会及时到那儿.
This medicine will ensure you a good night's sleep.
这药将保证你一晚睡眠良好.
2.使安全,保护[Q][(+from/against)]
These are safety devices to ensure workers against accidents.
这些安全设施是为了保护工人不出事故.
promise
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DJ:[]
n.
1.承诺,诺言[C][(+of)][+(that)][+to-v]
Give me your promise that you'll never be late again.
答应我你绝不再迟到了.
2.希望,前途[U][S]
The young man shows promise as a poet.
这位青年有成为诗人的希望.
vt.
1.允诺,答应[+to-v][+that][O1][O5]
He promised me the book.
他答应给我这本书.
He promised to help us.
他答应要帮助我们.
I can't give you the book; I've promised it to Susan.
我不能把这本书给你;我已经答应给苏珊了.
2.给人以...的指望;有...的可能[+to-v]
It promises to be fine tomorrow.
明天有希望是个好天气.
3.【口】向...保证,向...断言
vi.
1.允诺,作出保证
2.有指望,有前途[Q]
That project promises well.
那个工程很有希望成功.
guarantee
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DJ:[]
n.
1.保证;商品保证;保证书[C][U][+that]
The TV set has a year's guarantee.
这架电视机有一年的保修期.
You have my guarantee that I'll finish the job on time.
我向你保证按时完成工作.
2.起保证作用的事物[C][(+of)][+that]
A diploma is no guarantee of efficiency.
持有文凭不能保证工作效率一定高.
3.担保品,抵押品[C]
I can offer my land as a guarantee.
我可拿出我的地产作抵押品.
4.保证人;被保证人[C]
vt.
1.保证;担保[+to-v][+(that)][O1][O8]
Perfect satisfaction is guaranteed to our customers.
保证我们的顾客完全满意.
2.包,管保[+(that)]
3.保障,保证...免受损失(或伤害等)[(+against/from)]
The policy guarantees us against all loss.
这种保险契约保障我们免受任何损失.
