Alkali-aggregate reaction
[化] 碱性集料反应
🧩 词语组成解析
alkali
['ælkəlai]
n. 碱;
aggregate
['æɡrɪɡət]
n. 合计;聚集体;骨料;集料（可成混凝土或修路等用的）;
adj. 总数的，总计的;聚合的;[地]聚成岩的;
vt. 使聚集，使积聚;总计达;
ag一再+greg群体+ate使→增加团体→聚集
🗣️ 情景例句
You don't know up from down.
你黑白不分。
Who is the guy over there?
那边那个人是谁？
Two men took the parcel off the plane and carried it into the Customs House.
有两个人把包裹拿下飞机，进了海关。