Backswimmers
n. 【昆虫】仰泳蝽,松藻虫[仰泳蝽科(Notonectidae)水虫][亦作 boat bug]
🗣️ 情景例句
Maybe I should.
也许我该这样。
The president must have the approval of Congress to declare war.
总统若要宣战，必须获得国会的承认。
Why do you keep asking me the same question?
你怎么又问我同样的问题？