Allogamy Cross - fertilization in plants.异花受精:植物中的异体受精.Most plants are hermaphrodite, but have mechanisms such as self - INCOMPATIBILITY that promote allogamy.许多植物是雌雄同体的, 但它们存在自交不亲和的机制,从而促进异花受精....
They walked through the trees to a second hut, cunningly camouflaged against air surveillance.他们穿过树林来到第二个棚子;这个棚子经过巧妙伪装,空中侦察不到。They cunningly played the game of sham peace.他们狡滑地玩弄假和平的把戏.The technique he chose cunningly - ...
The Martians had caIcuIated their descent with amazing perfection.火星人对他们的降落点做过精确的计算.If they are Martians, with hearts, they'd beat at a sIower rate.如果他们是火星人, 而且还有着心脏的话, 他们心跳的频率要比我们低.The Martians pIainIy knew the str...
可以买一种含蜂王浆、花粉和维生素C的配方产品。You can buy a formulation containing royal jelly, pollen and vitamin C.脱咖啡因的咖啡仍含一些刺激物和其他可能致癌的有害物质。Decaffeinated coffee still contains some stimulants and other nasties linked with cancer.我们这一系列的药草茶...
You can't call a hedgehog cuddly – that's a contradiction in terms!你不能说刺猬逗人喜爱——那个说法,词语自相矛盾.The hedgehog rolled itself up.刺猬把身子蜷缩成一团.A hedgehog rolls itself into a ball when attacked.刺猬一受到攻击就蜷缩成一团.A hedgehog...