Naphthalene nucleus
[化] 萘环
🧩 词语组成解析
[化] 萘\\n[医] 萘
🗣️ 情景例句
What are your major and minor subjects?
你主修和副修什么科目？
It is too late to shut the stalbe door when the steed is stolen.
失马锁厩，为时已晚；贼去关门，为时已迟。
In so far as any inquiry is a secret one,
任何一项研究都涉及到保密，