Entosternite
内腹片
🗣️ 情景例句
And there's so much to do.
而且这里总是有许多事可做。
Yesterday will not be called again.
光阴一去不复返。
The continents form rugged tablelands which stand nearly three miles above the floor of the open ocean.
大陆是崎岖不平的高地，高出辽阔海洋海底近三英里。