Fluorescent penetrant
[化] 荧光渗透剂
🧩 词语组成解析
fluorescent
[fluə'resənt]
adj. 荧光的;发荧光的;（颜色、材料等）强烈反光的;发亮的;
n. <美口>荧光灯;日光灯;
a. 渗[穿]透的
🗣️ 情景例句
How big is your family?
你家有几口人？
As is the workman so is the work.
什么工人出什么活。
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。