Scapanorhychidae
铲吻鲨科
🗣️ 情景例句
Six months ago.
六个月以前。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
Yes. Wash your hands with soap at the end of your experiment.
可以。在实验结束时要用肥皂洗手。