Quarternary alloy
[機] 四元合金
?? 詞語組成解析
[計] 四元的
alloy
['?l??]
n. 合金;（合金中的）劣等金屬;攙雜品;成色;
v. 合鑄，熔合（金屬）;鑄成合金;在…中攙以雜質，使（金屬）減低成色;
al(ad-=to)+loy(to bind)→合金；雜質；貶低；損害
??? 情景例句
Well, that was delicious! Thanks very much indeed. I know that you are a really good cook.
阿，這頓飯真是太可口了，非常感謝。我知道你是一個非常出色的廚師。
Did you go camping this morning?
你今早去露營了嗎？
the man sadly picked up the mattress and carried it into his house.
傷心地撿起了床墊，把它拿進了屋。