Lamnidae
鼠鲨科
🗣️ 情景例句
About forty minutes, I think.
我想大约40分钟。
These clothes are very beautiful, but are not of vary good quality.
这些衣服很漂亮，但是质量并不太好。
By 12.01, those fluctuations will already have created small errors one foot away.
到12∶01时，那些波动就已经会在1英尺远的地方造成偏差。