As part of a global programme , 89 ozone - depleting substances are under legislative control.此外, 又对89种消耗臭氧层的物质实施法例管制,以配合全球的行动.A class I substance is any chemical with an ozone - depleting potential of 0.2 or greater.I类别...
Were you at Lori Tinsley's house last night?昨晚上你去罗瑞·坦斯雷家了 吗 ?"You must come to Tinsley's graduation party." — "I'd be delighted."“你一定要来参加廷斯利的毕业聚会。”——“我很乐意。”Dr Tinsley had five pieces on the board against C...
The building he was lodged in turned out to be a church.原来，他租住的那栋建筑是一座教堂。The bus is said to have over-turned and fallen into a ravine.据说巴士发生翻车，跌进了峡谷。I heard the engines revving as the lorries backed and turned.卡车倒车和掉头的时候...