直接邮寄广告业在特卖品的包装方面已经变得非常熟练了。The direct marketing industry has become adept at packaging special offers.布莱克很熟练地跳上了船，他的重量使小船微微向下沉了沉。Blake jumped in expertly; the boat dipped slightly under his weight.他太缺乏经验，太不熟练，难以成功。He was ...
The mechanisms of sorption - catalyzed organophosphate hydrolysis are not well understood.吸附催化水解有机磷的机制还不太清楚.Optimized synthesis of lipase - catalyzed hexyl ester in supercritical CO 2.以反应区面法研究脂解酵素催化酚酸酯类合成之最优化.It had been...
积成小堆和弓形的条条,但谁都不把它拂去.It gathered in little heaps and curves and no one brushed it off.星海公园有800米长的海岸线, 弓形的海水浴场.Star Sea Park is a 800 - meter long, bow - shaped bathing beach.虹是弓形的.A rainbow is a bow....