Effective wavelength
[医] 有效波长
🧩 词语组成解析
effective
[ɪ'fɛktɪv]
adj. 有效的;起作用的;实际的，实在的;给人深刻印象;
n. [军]现役兵额，有生力量，精兵;
ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的
🗣️ 情景例句
Don't read in bad light, it can harm your eyes.
别在昏暗的灯光下读书，会影响你的视力的。
Would it be too much to ask you to respond to my question by tomorrow?
可以请你在明天以前回复吗？
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？