Pit corrosion
[化] 点蚀
🧩 词语组成解析
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
Can I buy you a drink?
我能为你买杯酒吗？
Don't forget to put stamps on the letter before you mail it.
不要忘记在寄信以前把邮票贴在信封上。
Here are the results. Girls' relay: The winners -- Class 4! (Hooray!)
获胜者--4班！（好！）