Discreetest
(discreet 的最高級) a. 小心的, 慎重的
??? 情景例句
That's right.
對了。
You can receive our program at short wave 37.5 MH.
你可在短波37.5赫茲上收到我們的節目。
Have you decided which boat to take, Sir?
先生，您決定用哪只船了嗎？