Petroleum pullution

[化] 石油污染

?? 詞語(yǔ)組成解析

petroleum [p?'trol??m]
n. 石油;
petr石+oleum油 → 石油

??? 情景例句

Lacks confidence and poise is nervous and ill at ease.
信心不足,不夠自信,精神緊張,心神不定。
I ought to go to work now.
我應(yīng)該現(xiàn)在去工作。
Before it could be transported to the United States, a site had to be found for it and a pedestal had to be built.
在雕像被運(yùn)往美國(guó)之前,必須為它選好一塊場(chǎng)地,同時(shí)必須建造一個(gè)基座。
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