Derivator
[计] 微分器
🗣️ 情景例句
Don't tell me.
别告诉我。
Channel 5 is off the air now.
五频道已经停止播放。
We realized that they must have become unduly frightened by the rising flood,
我们意识到他们一定是被不断上涨的洪水吓坏了。