Priceite
[礦]白硼鈣石
??? 情景例句
but I'm not sure I want to be alone.
但我不知道我是否想一個(gè)人生活。
Paul started with surprise when Jim tapped his shoulder.
當(dāng)吉姆拍了保羅的肩膀時(shí)，保羅嚇了一跳。
And why only snakes? Cats, for instance, would be greatly helped; no running fights with large, fierce rats or tussles with grown rabbits -- just a bite and no more effort needed.
為什么只有蛇才有毒液呢？譬如說(shuō)，如果貓有毒液，那對(duì)貓會(huì)大有幫助，它就不必再和又大又兇的老鼠邊跑邊博斗了，也不必再和大兔子扭斗了，只要咬一口，就不必再費(fèi)大力氣。