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'm sorry. For these large orders, we insist on payment by L C.
对不起。对于这样金额大的订单，我们坚持用信用证支付。
See you tomorrow.
明天见。
The Greenwood Boys will be staying for five days.
“绿林少年”准备在此逗留5天。