Pentanitrol

四硝基季戊四醇

??? 情景例句

We cannot leave this problem unattended.
這一問題我們不能置之不理。
I can't express myself very well in English.
我不能很好地用英語表達自己。
What about vegetables, Sir? They usually go bad as soon as we are at sea.
那些蔬菜怎么辦呢,先生?通常是剛一出海它們就會壞掉的。
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?? 更多 P 開頭的單詞

poltroon [p?l'tru:n]
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