Cetane rating
[建] 十六烷品级
🧩 词语组成解析
n. 十六烷, 鲸蜡烷\\n[化] 十六烷; 十六碳烷; 鲸蜡烷
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
I know it's sudden, Robbie,
我知道这件事很突然， Robbie。
That's too good to be true.
天底下哪有这种好事。
He was very healthy and happy, but he could not look after himself.
他很健康，非常欢快。但不能照料自己。