Polynya
n. [地]冰间湖,冰穴(尤指北极海面的未结冰处)
🗣️ 情景例句
Is that all for customs formalities?
海关检查就这些了吗？
Our own actions are our security,not others' judgements.
我们的行为是自己的保证，并不是旁人的鉴定。
Most countries use these satellites to send and receive messages.
大多数国家利用这些卫星发送和接收消息。