Centrage
[医] [折射]中心线
🗣️ 情景例句
Five five five...one seven two oh. Hello? 555-1720
喂 喂?
Hiking gives you time to think.
郊游可以使你有时间思考。
The situation seemed hopeless and he knew his life was in danger.
这种情况看来是毫无希望了，他知道他有生命危险。