Protista
[医] 原生生物
🗣️ 情景例句
Take it side again .... OK, and switch. Stretch it out.
再侧身……好 左右交替。尽量伸展。
You're excused.
不要紧。
This is not easy, and may require two porpoises working together.
这并非易事，可能需要两只海豚合伙干才行。