Matchmark
n. (为装配机器而在零件上所作的)装配标记
🗣️ 情景例句
Hello, I have a bad headache.
喂，我的头痛得很厉害。
I couldn't believe my ears.
我真的不敢相信。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，