Don't fall behind now, just when you're doing so well.你干得很出色,这个时候可别后退.Don't fall behind with your gas bill.不要拖欠煤气费.Put on a spurt, or you'll fall behind.加把劲, 不然你要落后了....
这些材料将会被加工成塑料小球。The material will be processed into plastic pellets.你操纵开关使小球对着墙击去.You control a paddle that hits balls against the wall.小球是用挤压制成的.The sphere is fabricated by compression....
短期内, 那些变异体就会在以后的爆发中起主导地位.In short order, those strains become dominant in the next outbreak.而一旦分离出变异体, 对应的突变基因就可以鉴定出来了.Once mutants have been isolated, the mutated gene can be molecularly identified.果胶是由半乳糖变异体和葡萄糖变异体角素构成...