1.
He was on his honour not to tell the secret.
他以人格保证保守秘密。
2.
They required him to keep it a secret.
他们要求他保守秘密。
3.
bribe a man into secrecy
贿赂某人使保守秘密
4.
bind sb to secrecy,ie make him promise to keep sth secret
使某人答应保守秘密
5.
I'd like you to keep it a secret.
我希望你保守秘密。
6.
Make sure you keep it a secret!
注意你一定要保守秘密!
7.
She was pledged to secrecy.
她已发誓保守秘密。
8.
He swore to keep the secret.
他发誓要保守秘密。
9.
She swore me to secrecy.
她要我发誓保守秘密。
10.
I told you to keep it secret,
我告诉过你保守秘密，
11.
Mum's the word!
[口]别声张！保守秘密！
12.
pledge a person to keep one's secret
使某人发誓保守秘密
13.
She pledged her word, and kept it, for my sake.
她誓守诺言，为了我的缘故而保守秘密。
14.
take a vow of silence, secrecy, etc
立誓保持沉默、 保守秘密等
15.
You can rely on his secrecy.
你可以信赖他的保密功夫 [相信他会保守秘密] 。
16.
Secrecy may be advisable.
保守秘密或许是很得当的。
17.
Tom made everybody swear to keep secret.
汤姆叫大家立誓保守秘密。
18.
He requested that the matter should be kept secret.
他请求对这件事保守秘密。