Phenanthraquinone
[化] 菲醌
??? 情景例句
Can we talk?
我們能談?wù)剢幔?/div>
Would you light my cigarette?
你能替我點(diǎn)燃香煙嗎？
Were you in San Francisco at the time of the big earthquake in 1989?
1989年舊金山大地震時(shí)，你在那兒?jiǎn)幔?/div>
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