Antiknock rating
[化] 抗爆率
🧩 词语组成解析
n. 抗爆, 抗爆剂\\n[机] 防爆
rating
['retɪŋ]
n. 等级;评估，评价;极限;收听率，收视率;
v. 估价( rate的现在分词);定级;
rat =calculate 计算 + ing [名词后缀],构成抽象名词 → n. 等级,评定结果，收视(听)率
🗣️ 情景例句
You drive a hard bargain.
你真会讲价。
If it doesn't rain tomorrow, I think I'll go shopping.
如果明天不下雨的话，我打算购物。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，