P-nitrotoluene-o-sulfonic acid 4-
[化] 硝基甲苯-2-磺酸
🧩 词语组成解析
n. [化] 硝基甲苯
a. 磺酸基的\\n[医] 磺[基]的
🗣️ 情景例句
Oh, wait a minute. What's today's date?
噢， 等一等 ，今天几号？
It seems to be clearing up.
看来天要放晴了。
How long has this factory been open?
这家工厂建成有多久了？