The polynucleotide chain is helical.多核苷酸键是螺旋形的.In a globular protein, certain portions of the chain are coiled into helical segments.在球状蛋白中, 链的某些部分被盘成螺旋状.Two types of viral symmetry have been recognized, the cubical symm...
Two types of viral symmetry have been recognized, the cubical symmetry and helical symmetry.已经证实病毒有两种对称型, 即立体对称和螺旋对称.The polynucleotide chain is helical.多核苷酸键是螺旋形的.The high laevorotation of L - cystine depends on a speci...
If the chickens come out of their coops early,it will rain during the day.鸡出笼早,当天雨到。And let's be clear the supposed alternative, nonprofit coops, a sham.我们应该清楚的是, 拟议的替代方案-非盈利的合作组织是假的.Young cocks love no coops.小公鸡不恋笼...
凡未盖我厂印记者全系假货.None are genuine without our stamp.那个推销员骗我买了假货.The salesman cheated me into buying a fake.因为卖假货,这个商场被勒令闭市整顿.This market place was closed for selling fake products....
我把手伸进蜂箱,结果被蜇了3下!I stuck my hand in the beehive and was stung three times!这蜂箱是用木材做的.The hive is made of wood.蜜蜂在蜂箱周围嗡嗡地叫.The bees were humming around the hive....
一只鸫落在松树的树枝上。A thrush alighted on a branch of the pine tree.一只乌鸫飞下来，停在他窗外的矮墙上。A blackbird flew down and perched on the parapet outside his window.这只乌鸫迅速警惕地张望了一眼，以防那只猫就在附近。The blackbird had a quick, wary look in case the c...