Effective shrinkage
[化] 有效收縮量
?? 詞語組成解析
effective
[?'f?kt?v]
adj. 有效的;起作用的;實際的，實在的;給人深刻印象;
n. [軍]現役兵額，有生力量，精兵;
ef出+fect做，制作 +ive形容詞后綴 →做出來的 → 有效的
shrinkage
['?rinkid?]
n. 收縮，皺縮，縮水;跌價;抽縮;
??? 情景例句
May I speak to the head of the household?
我可以請戶主聽電話嗎？
Is there anything I can explain fully?
有什么事情要我詳細說明的嗎？
I can't remember.The man who I served was wearing a hat.
我記不起來了。我接待的那個人戴著一頂帽子。