contamination accident的用法和樣例：
例句
- No major environmental pollution accident has occurred in Tibet, and most of its major rivers and lakes are in a primordial state.
全區沒(méi)有發(fā)生過(guò)大的環(huán)境污染事故，主要江河湖泊大多仍處于原生狀態(tài)。 - Where a pollution accident occurs to fishery,the matter shall be investigated and handled by the fishery supervision and administration department.
造成漁業(yè)污染事故的，應當接受漁政監督管理機構的調查處理。
