Bathymeter
n. 水深测量器,测深计
🗣️ 情景例句
I started traveling twenty-four hours ago.
从出门到现在已经二十四小时了。
The greatest obstacle to progress is prejudice.
进步的最大障碍是偏见。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）