Protobranchiata
原鳃类
🗣️ 情景例句
He's an aerospace engineer,and works for Orlando Aircraft Corporation.
他担任航太工程师，为Orlando飞机公司工作。
Misforunes come on horseback and go away on foot.
遭灾易，消灾难。
There are some in the cupboard.
碗橱里有几只。