Incomplete penetration
[化] 未焊透
🧩 词语组成解析
penetration
[,pɛnɪ'treʃən]
n. 渗透;穿透;[军]突破;洞察力;
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
Mr. Chairman, may I have the floor?
主席，我可以发言吗？
After we had landed, the plane was searched thoroughly.
我们降落之后，飞机被彻底搜查了一遍。