Remeber to speak in a w__ as there is a library on the first floor

问题描述:

Remeber to speak in a w__ as there is a library on the first floor

Whisper:低语,耳语;私语/低声说出
记住讲话小声点,由于一楼是图书馆.
一楼是图书馆,所以讲话要小声点.