美国常用英语俚语:Hush-hush[非常秘密的]
【句子对照】
They were desperate to keep the marriage hush-hush. 他们很想秘密结婚。
【关键俚语】
Hush-hush 英：Something that is hush-hush is secret and not to be discussed with other people. 中：非常秘密的，机密的
