Penetration theory
[化] 穿透理论
🧩 词语组成解析
penetration
[,pɛnɪ'treʃən]
n. 渗透;穿透;[军]突破;洞察力;
🗣️ 情景例句
I can't wait till he's just a little older.
我迫不及待地希望他长大些。
That's too bad.
真遗憾。
Do English people like boating?
英国人喜欢划船吗？