窗口將在 5秒后自動關閉.
n.
a.
同義參見:
以上來源於:《英漢大辭典》
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文法測驗
Officials from the Department of Environment Protection found that industrial ______________ were responsible for the death of hundreds of fish in the river.
(A) discipline
(B) pollutants
(C) particles
(D) malnutrition