Weld penetration
[化] 焊透深度
?? 詞語組成解析
weld
[w?ld]
vt.& vi. 焊接;使緊密結合;
n. 焊接點;黃色植物染料;
penetration
[,p?n?'tre??n]
n. 滲透;穿透;[軍]突破;洞察力;
??? 情景例句
I can't go along with you on that, I'm afraid.
恐怕在這一點上我不能認同你的廉潔。
It's earier to run down the hill than go up.
下山容易上山難。
While early settlers had killed bison for food, now the killing became more widespread.
早期的殖民者只是以殺野牛為食，這時屠宰野牛就更為廣泛了。