Peritrichida
[医] 围口纤毛虫目
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
Good counsel does no harm.
忠言无害。
Since the sea covers the greater part of the earth's surface,
既然海洋覆盖着地球的大部分表面，