Effective reduction
[计] 有效缩小
🧩 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
I'm going to Ft. Lauderdale during spring break.
在春假时，我打算去'Lauderdale'城堡。
I have two suits to send to the cleaners.
我有2件西装送到洗衣店了。
The ideal to be aimed at was to devise an instrument that could record with a pen on paper,
当地震发生时，它能用笔在纸上记录下