He was an experienced parachutist who had done over 150 jumps.他是个经验丰富的跳伞者，已经跳过150多次伞了。Everybody still jumps up and down about being rid of tyrants.大家都还在为摆脱了暴君的统治而激动不已。Sophia jumps up and throws down her knitting.索菲娅跳起身来，...
Sophia jumps up and throws down her knitting.索菲娅跳起身来，扔下正在织的毛衣。The book jumps from one topic to another.这本书从一个主题跳到另一个主题。One jumps into the pond. Glug, Glug! two green frogs, On a little log.一只跳进池塘. 发汩汩声发汩汩声! 二个绿色的青蛙, 在一些小...