These epithelial elements arise embryologically from foregut endoderm in the process of bronchial tubular growth.这些表皮细胞在胚胎学上把源于支气管生长过程中的前内脏叫内胚层.Successive section sees endoderm has exfoliate phenomenon.连续切片见内皮层有剥脱现象....
She's fallen in love with the grasslands.她爱上了草原.The herdsmen camped themselves on the grasslands.牧民们在草原上扎营住宿.Grasslands have been broken and planted to wheat.草原已经开垦出来,种上了小麦.Masai grasslands of northern Tanzania, the...
A performer in evening dress plays classical selections on the violin.一名身穿晚礼服的表演者用小提琴演奏了几段古典音乐。She has toiled away at the violin for years.她多年来苦练小提琴。The cello is a member of the violin family.大提琴是提琴家族的一员....
I never dreamed that I'd tee up with Bob Hope.我做梦也没想到能和鲍勃·霍普一起打高尔夫。I bent down to tee up my ball.我俯下身把球放在球座上。Removal of the emboli was performed smoothly under TEE monitoring.在术中,我们使用经食道心脏超音波随时监看血栓和心脏功能.With a diffi...
She smiled at the incongruity of the question.面对这样突兀的问题，她笑了。The incongruity of the word'spirit " in his mouth struck him so sharply.从他嘴里说出不相称的“血气 ” 这两个字,真是强烈地感动了他....