简·波洛克古董店经营银器和小收藏品。Jane Pollock Antiques deals in silver and small collectables.有些人会把这些奇怪的铁片与木块称作“古董”。Some would call these odd pieces of iron and wood "antiques"他声称把所有的钱都投进了自己的古董生意。He claimed he ploughed all his money in...
The technique has been to mutate the genes by irradiation or chemicals.该技术是通过放射线照射或者使用化学方法使基因变异。the ability of the virus to mutate into new forms病毒变异成新菌株的能力A newer anti-HIV drug called pyridinone caused HIV to mutate int...
I'll have to take stock, go carefully and regain my buoyancy.我将不得不审时度势，小心行事，同时保持乐观。It was time to take stock of the situation.是时候统观一下形势了。Let's take stock of what we have got.把家底清理清理....