crossing over

英 [ˈkrɒsɪŋ ˈəʊvə(r)]

美 [ˈkrɔːsɪŋ ˈoʊvər]

交换

英英释义

noun

• the interchange of sections between pairing homologous chromosomes during the prophase of meiosis
  Synonym:crossover

双语例句

• This alignment necessitates two new crossing over the Mississippi river, one near Chalmette and the other near luling.
  在这条线路上必需有两处越过密西西比河，一处在沙尔梅特附近、另一处在卢林附近。
• When crossing over fences, carry water with you and tend the grass wherever you may be.
  跨越过篱笆，将水带过去且随地照料它。
• He would appear to have travelled back through Galilee and, according to luke, down through Perea on the East Bank of the jordan, crossing over opposite Jericho and taking the steep climbing Road up from Jericho to jerusalem.
  他好像曾途经加利利返回。根据路加的记载，他一路经过约旦河东岸的佩雷阿，越过对岸的耶利哥，随后从耶利哥沿着陡峭的山路攀登至耶路撒冷。
• It was like crossing over into another dimension, a leap through space and time.
  那种感觉就像是穿越时空，回到了从前。
• The American military are already expecting an intensification of fighting, as their newly arrived troops clash with Taliban forces crossing over from Pakistan for their traditional spring offensive in Afghanistan.
  美国军方已料到战况会激烈化。新抵达的美军部队已与塔利班武装发生冲突。这些塔利班武装越过巴基斯坦边境进入阿富汗，发动惯常的春季进攻。
• Crossing over The exchange of material between homologous chromatids by the formation of chiasmata.
  交换：同源染色单体之间形成交叉时遗传物质的交换现象。
• Since crossing over can occur during the first meiotic division, it does allow for some genetic variation in the offspring.
  在第一次减数分裂的过程中可以发生交换现象，因而在后代中有遗传变化。
• Isn't that hard, crossing over from television to film?
  从电视工作转到电影拍摄难吗？
• Deformation Control of Crossing Over Existing Bridge by Shallow Tunneling
  地铁浅埋暗挖法穿越既有桥梁施工变形控制
• The few that graduated into the billionaire class did so primarily by crossing over into other sectors, particularly property, and often in times of crisis.
  其中只有为数不多的几个逐渐发展成亿万富翁家族，其秘诀就是向其它行业扩张尤其是地产业，而扩张的时机通常都是在危机之时。