Ultraviolet region
[化] 紫外线区
🧩 词语组成解析
🗣️ 情景例句
That's OK, Malcolm.
没有关系， Malcolm。
It was not until the accident happened that I became aware of my own foolishness.
直到事故发生我才意识到我自己的愚蠢。
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。