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
the music, the concerts.
音乐，音乐会。
Why did you sit up so late?
为什么你这么晚还不睡觉？
The young man did not wake up until the bed had struck the ground.
那年轻人直到床撞到地上才醒了过来。