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
But to tell the truth,
但是老实说，
The physician said smoking is harmful to my health.
医生说了吸烟对我的健康有害。
What do you have to do round the house when you're at home?
你在家时得做些什么家务事？