Effective production
[经] 有效产量, 实际产量
🧩 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
Yes. The number, please,of the Staten Island Ferry lost-and-found office.
我想问一下Staten岛渡轮失物招领处的电话号码。
Don't forget to put stamps on your letter.
别忘了贴邮票。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。