to take a throat swab用棉签从咽部采集化验样品Administer the salve to the sunburned area with a cotton swab.请用棉药签把药膏敷在晒伤的地方.She used cotton wool to swab her wounds when they bled.伤口渗出来的血水需要棉花来抹掉....
玛蒂尔达在一块有花鸟图案的祭坛布上刺绣。Matilda was embroidering an altar cloth covered with flowers and birds.你可以用刺绣来作进一步的装饰。You can use embroidery stitches for further decoration.她学了缝纫、编织和刺绣。She learned sewing, knitting and embroidery....
The prisoner has walked his chalks , and is off to London.那囚犯逃走了, 逃到伦敦去了.A white chalk chalks white on a black blackboard.一根白色的粉笔在黑色的黑板上写白字.His steed was by chalks the best.他的马是最好的....
导线的两端联接到裂环整流器.The two ends of the wire are connected to a split - ring commutator.同步 低频 整流器与推挽整流器相似.The synchronized low - frequency rectifier is similar to a push - pull rectifier.低谐波 、 高功率因数 、 带有滤波器件的整流器.Low harmonics,...