Metal penetration
[机] 金属渗透
🧩 词语组成解析
metal
['mɛtl]
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
penetration
[,pɛnɪ'treʃən]
n. 渗透;穿透;[军]突破;洞察力;
🗣️ 情景例句
I wish I could beat this summer heat.
我真受不了夏日的酷暑。
Where have you been?
你去哪儿了？
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。