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- Under dark culture conditions,chlorophyll disappeared in the mutant cells of Cyanobacterium Synechocystis sp. 通过遮黑培养缺失frxC基因的蓝藻Synechocystis sp.
- The wall use natural and traditional materials, such as timber, brick, cobblestone, and dark culture of stone slabs, etc. 墙体使用自然和传统的材料，凝练而稳重，如木材、青砖、鹅卵石、毛石和深色文化砖等。
- Add different Kinds of hormone and propotions to MS medium for inducing the callus of ?Trigonella fornum-graccum? L. Then compare the induction rate, properties and growing amount between light culture and dark culture. 进行胡芦巴愈伤组织诱导 ,在MS培养基上 ,附加不同种类和浓度配比的植物激素 ,及在光培养和暗培养两种不同的培养方式下对愈伤组织的诱导率、性状和生长量等进行了比较。
- For the Starkrimson cultivar, it was good for the shoot tip differentiation and adventitious root induction if applying darkness culture for one week. 新红星苹果茎尖外植体接种和生根阶段,1周暗培养有利于茎尖分化和不定根诱导。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- We started early in order to arrive before dark. 为了在天黑前到达，我们很早就动身了。
- Her sublimate future husband will be tall, dark, and handsome. 她理想化的未来丈夫将是身材高大，皮肤浅黑，相貌英俊。
- Naturalization of a new culture is always faster among the young. 对新文化的采纳在年轻人中总是快一些。
- The thief slunk down the dark alley. 那个贼偷偷钻进黑胡同里。
- I grope for the light switch in the dark room. 我在黑洞洞的屋里摸索著寻找电灯开关。
- He felt along the wall in the dark for the door. 他在黑暗中沿墙壁摸索着找门。
- It is too dark outside to allow of walking. 外面太黑了，不能出去散步。
- He was one of the apostles of the new culture. 他曾是新文化的倡导者之一。
- Dark clouds are a sign of rain or snow. 乌云是雨或雪将至的预兆。
- Mr.Green dressed up as a policeman in dark glasses. 格林先生伪装成一名戴墨镜的警察。
- Her white face and her dark dress contrast sharply. 她洁白的脸和她黑色的衣服形成强烈的对比。
- The dark outline of a jet loomed through the mist. 喷射机的黑色轮廓在雾中隐隐显现。
- Finally on a dark night she made good her escape. 最后，在一个黑夜里，她逃跑成功了。
- The sky turned dark as the storm came near. 暴风雨来临时，天空转暗。
- You can't eat bread covered with dark specks. 你可不能吃满是黑斑的面包啊。
