Cancrizans
a. 后退的, 逆行的
🗣️ 情景例句
She liked Pete, and they went to dances together.
她喜欢Pete， 他们也一起去跳舞。
He was absent yesterday. Do you know why?
昨天他没到，你知道为什么吗？
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。