Bacillariophyta
硅藻门
🗣️ 情景例句
Do you fancy the Back Street Boys?
你喜欢“后街男孩”吗？
They think people should be less extravagant.
他们认为民众应该更加节制奢侈。
Most business letters around the world are written in English.
世界上大多数商务信函都是用英语写的。