Arcus unguium
[医] 爪甲弧影
🧩 词语组成解析
[医] 弓
🗣️ 情景例句
and a book of photos about the United States still feels right.
而一本关于美国的摄影集仍然很有前景。
When did you graduste?
你什么时候毕业的？
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。