Backstair
a. 间接的
🗣️ 情景例句
OK, Jane. Start the music.
好 ，Jane。音乐开始。
The mountains have brought forth a mouse.
大山生小鼠（指：费力大而收效小）。
It would help if you could try to speak a little slower.
请你尽量放慢说话速度。