To map 100 mutants by this method would necessitate nearly 5,000 crosses.用这种方法来绘制100个突变型的遗传图就要做5000个杂交.The agglomeration and sintering of fine particles can necessitate a lowering in temperature of operation.由于微粒易于聚集和烧结,...
The occurrence of peptic ulcer in some pa - tients with hiatal hernia may necessitate considerationof both diagnosis.对一些裂孔病患者,出现消化性溃疡时,须考虑两种疾患的诊断.The agglomeration and sintering of fine particles can necessitate a loweri...
He nodded and puffed on a stubby pipe as he listened.他边听边点头，还吸着一支粗短的烟斗。He pointed a stubby finger at a wooden chair opposite him.他伸出一根粗短的手指指向他对面的一把木椅。He spoke words slowly, thrusting a stubby finger toward his face.他慢条斯理...
他斟完酒，然后就又退下了。He poured the wine and then withdrew again.她从财务部一职位上退下.She retired from her position in the account department.海浪退下时, 露出的沙滩会越来越多.As the waves roll back, more and more sand can be seen....
The control of anchorage has been a difficult question orthodontics.摘要支抗的控制一直是正畸领域的难点.A practical experts system is proposed after thorough analysis and study orthodontics.在深入分析和研究口腔正畸学的基础上,开发出一套实用的专家系统.Methods 812 cases...
Chuck would lecture me, telling me to get a haircut.查克就会数落我，让我去理一下发。Some of the boys were ragging him about his haircut.有些男孩拿他的发型开玩笑.Everyone dissolved into fits of laughter when they saw my haircut.看到我的发型，大家都哈哈大笑。The ha...