在减肥过程中保持饮食的营养相对均衡是明智的。It makes sense to eat a reasonably balanced diet when slimming.他喝咖啡和吸烟都比以前少了，饮食也均衡了。He cut down on coffee and cigarettes, and ate a balanced diet.关键是你的饮食要多样化，并保持均衡。It is essential that your diet is ...
Leonard made a rapid calculation: he'd never make it in time.伦纳德快速盘算了一下：他肯定赶不上了。Graham made a quick mental calculation.格雷厄姆很快就心算出来了。He is absorbed in the calculation of that difficult maths problem.他全神贯注地在算那道数学难题....
在人迹罕至的地方可以找到一些隐蔽的小海滩。Tiny secluded beaches can be found off the beaten track.敌军步兵正在隐蔽。The enemy infantry was hiding.我们向他们隐蔽的地方开火逼他们走出来.We shot them out of their hiding places....
再将硝酸纤维素滤膜置于含碱的湿滤纸上, 碱的作用是使DNA变性.The nitrocellulose filters are then placed on wet filter paper containing alkali, which denatures the DNA.使用不同的碱性调节剂,制备不含碱的新型氨基磺酸系高效减水剂.A new alkali - free amino sulfonic acid - based supe...