Penetrant
a. 渗[穿]透的
🔁 扩展释义
【化】 渗透剂
🗣️ 情景例句
Thank you, thank you!
谢谢 谢谢
It doesn't make any difference.
没什么差别。
'At ten to eight.I bought a paper and waited for the train.'
“7点50分。我买了张报纸，等着车来。”