Effective aperture
[化] 有效孔径
🧩 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
Keep this information confidential, other companies would kill to get their hands on this.
这些资料可要保密，其他公司千方百计想得到它。
I'm confident you've made the right choice.
我确信你做了正确的选择。
In that case, we wouldn't have it in stock.
如果是这样，我们库存不会有。