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.Earth crosses the orbit of Halley's Comet annually in October.地球和哈雷彗星的轨道将于每年的十月份交叉.All the morning wreaths and c...
I felt a sharp pain in my lower back.我感觉到后腰一阵剧痛。After the pain of defeat passes, England have some thinking to do.失败的痛苦过去以后，英国人应该认真反思一下。We were forbidden, under pain of imprisonment, to use our native language.我们被禁止使用母语，...
She accepted that she had acted unwisely and mistakenly.她承认自己的举动是不明智和错误的。How often we have been temerarious and rushed unwisely in.我们不知有过几次不顾一切而又不理智地冲进里面.Secretary of State Kellogg unwisely accorded immediate recognition...
John used to divert himself with billiards.约翰过去总打台球自娱.a game of billiards一局台球赛Playing billiards is my chief recreation.打台球是我主要的娱乐活动。Jones simply walked over Brown at billiards.在弹子游戏中,琼斯不费吹灰之力赢了布朗....
帕奇只得咬紧牙关压住怒气。Patsy had to clench her jaw to suppress her anger.治疗这种流血的最好方法就是牢牢将伤口压住。The best way to treat such bleeding is to apply firm pressure.在顶部放些罐子来压住它。Put some tins on top to weight it down....