Ultraviolet irradiation

[化] 紫外线照射\\n[医] 紫外线照射法

🧩 词语组成解析

ultraviolet [,ʌltrə'vaɪələt]

adj. 紫外的;紫外线的;产生紫外线的; n. 紫外线辐射;紫外光;

ultra超出，超过+violet蓝紫色→紫外线的

irradiation [ɪ,redɪ'eʃən]

n. 放射，照射;光渗;

ir(in-=not)+radi(ray)+ation(名词后缀)→发光；光线；照射

🗣️ 情景例句

How long does your vacation last?

你的假期有多长？

This is a rather old house. It needs painting.

这房子挺旧的，得刷一下才行。

when she remembered that she had gone shopping after the home help had left and she knew that she had turned both keys in their locks,

但突然记起来了，帮手是在她出去买东西之前走的，她还记得曾用了两把钥匙把大门锁上了。

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🔤 更多 U 开头的单词

ulcerative pyodermia

umbriferous

uncommendable

undular

uniform policy conditions

universality class

unproportionate

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