Biodiesel
生物柴油
🗣️ 情景例句
Where's my husband?
我丈夫怎么还没来？
He always keeps his words.
他总是信守诺言。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。