One laboratory stock of Drosophila melanogaster has very reduced or vestigial wings.果蝇的一种实验品系,翅膀缩小,称为残翅.Vestigial remains of these plays are now seen in the Christmas pantomime.在圣诞节演出的哑剧中还能看到这些戏剧残留下来的痕迹。The wings of the ...
在森林中, 潮湿的树木与针叶会使讯号变弱.In a forest, wet wood and needles attenuate the signals.收音机里嘟嘟地发出五点钟报时讯号.The radio squeaked five.其他的比例反馈讯号是由速率陀螺产生的.Other proportional feedback signals are generated from rate gyros....
The panda eats bamboo. Chomp , chomp , chew, yum my bamboo.熊猫吃竹子. 咯, 太美味了, 我的竹子.Yum operates about 3,000 KFC and Pizza Hut restaurants in China.百胜在中国约有3,000家肯德基(KFC)和必胜客门店.Yum, they make my mouth water.啧, 它们让我的口水都流出来了.Fo...