Corrosion spool
[化] 腐蚀试片; 耐腐蚀试片
🧩 词语组成解析
spool
[spu:l]
n. 线轴，线管;线轴状物;卷络的数量[长度];缠线框;
vt. 把…绕在卷轴上;缠绕;
🗣️ 情景例句
What's new?
有什么新鲜事？
A man can do no more than he can.
凡事只能量力而行。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。