Chromogen
n. 色原, 铬精\\n[化] 发色体; 色原体
🗣️ 情景例句
The security guard asked the stranger for some I.D.
保安要求陌生人出示身份证。
Don't keep all your eggs in one basketball.
勿孤注一掷。
While this was going on, Mr.Taylor was upstairs.
这开始发生时，泰勒先生正在楼上。