Pronephridiostome
前肾
🗣️ 情景例句
I know that I am.
我知道我是很喜欢。
Music is the medicine of the breaking heart.
音乐是医治心灵创伤的妙药。
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，