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
What do your parents do?
你父母是做什么的？
He hesitated at nothing.
他对任何事都不会犹豫不决。
I think we should paint it white. Then we can do some drawings on it.
我想我们应该把它粉刷一下。然后再在上面画些画。