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
How's your son getting on with his English?
你儿子的英语学得好吗？
I still have a cough.
我仍然患咳嗽。
Does that matter? Can't you just wear a flower instead?
这有什么要紧？难道不可以就戴朵花吗？