Ddn
[计] 数字数据网, 美国国防数据网络
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
By all means.
当然，一定。
Occasionally, unusual creatures are washed to the shore, but they are rarely caught out at sea.
一些异常的生物偶尔会被冲到岸上来，但它们在海上却极少能被捕到。