1·Look, if I tell you something, will you promise to keep it under your hat?
喂，如果我告诉你什么事情，你能答应保守秘密吗？
—— 《柯林斯英汉双解大词典》
2·You must promise to keep it under your hat.
你必须保证要保守秘密。
3·I don't want him to know, so keep it under your hat.
我不要他知道，所以要保守秘密。
4·It's a big secret, so please keep it under your hat.
那是个秘密，所以请保守秘密。
5·I'll tell you if you promise to keep it under your hat.
我会告诉你，不过你要保证保守秘密。
6·I think she's pregnant! Just make sure to keep it under your hat.
我觉得她怀孕了！你可要保守秘密啊！
7·If I tell you the date of election, can you keep it under your hat?
如果我把选举的日子告诉你，你能保密吗？
8·If I tell you the date of the election, can you keep it under your hat?
假如我把选举日期告诉你，你能对此保密吗？
9·I hear the John and Mary are getting a divorce, but keep it under your hat.
我听说约翰和玛丽准备离婚了，不过请保密。
10·I hear that John and Mary are getting a divorce, but keep it under your hat.
我听说约翰和玛丽准备离婚了，不过请保密。