Effective volume
[化] 有效体积; 有效容积
🧩 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
His books exposed people to new ideas.
他的书使人们接触了新思潮。
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
There's no need for that. We'll have dinner another time.
不必为那件事惭愧。我们改个时间再共进晚餐吧。