Tetramitus
四鞭毛虫属
🗣️ 情景例句
We want to keep customers happy.
我们必须让顾客满意。
Don't make a noice.
不要吵。
We're going to a really nice place down by the river. It's a good place for a camp and there's plenty of shade under the trees.
我们要沿河去一个很好玩的地方。那是个很好的宿营地，有很多树阴凉。