Nitro-naphthalene-sulfonic acid
[化] 硝基萘磺酸
🧩 词语组成解析
n. 硝基
[化] 萘\\n[医] 萘
a. 磺酸基的\\n[医] 磺[基]的
🗣️ 情景例句
I was expecting him here at five forty-five.
我们约好了五点四十五在这里会面的。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
I want some envelopes,please.
请给我拿几个信封。