Ethyl petrol
[化] 含铅汽油; 含四乙铅汽油
🧩 词语组成解析
[化] 乙基\\n[医] 乙基
petrol
['pɛtrəl]
n. 汽油;
🗣️ 情景例句
That's it.
就这样。
We must make it clear from the very beginning that competitive quotations are acceptable.
必须一开始就讲清的是，有竞争力的报价可以接受。
These are partly a matter of personal circumstances, partly a matter of psychology.
这里一方面是个人所处的环境，另一方面是个心理学的问题。