He looks about him, sensing danger.他四下看了看，感觉到有危险。Dr Blackwell studies a group of quorum - sensing molecules called acylated homoserine lactones ( AHLs ).Blackwell博士研究了群体感应中的一种叫做酰基高丝氨酸内酯 ( AHLs ) 分子.It can translate data ...
They drove home with their windshield wipers going whoosh whoosh.他们驱车回家，一路上挡风玻璃上的雨刮器不停地呼呼刮着。The front windshield was misting over.前面的挡风玻璃上蒙着一层雾。He brushed the snow off the windshield.他刮掉了挡风玻璃上的雪。...
Last year the millionth truck rolled off the assembly line.去年，第100万台卡车驶下流水线。He is best remembered for the introduction of the moving assembly-line.他最为人铭记的创举是率先采用流水装配线。The assembly line of necessity kept moving.生产线势必保持运转下...