To speak softly or under the breath.

低语。

To talk softly and privately (often implying gossip, slander, plotting. or the like).

耳语(多指闲话、毁谤、阴谋等)。

To make a hissing sound.

作飒飒声。

To say under the breath; speak privately.

低语；私语；耳语。

A low, soft tone of voice.

低声。

Toneless speech.

耳语；悄悄话。

A private disclosure.

密谈。

A hint or suggestion.

暗示或提示。

A soft, rustling sound.

(常用复数)窸窣之声。