...an old toothbrush.一把旧牙刷The toothbrush gently removes plaque without damaging the gums.这种牙刷可以温和去除牙菌斑而不损伤齿龈。As soon as the bristles on your toothbrush begin to wear, throw it out.牙刷毛一开始磨损，就把它扔掉。He was short and tubby an...
I was a little breathless and my heartbeat was bumpy and fast...我有点儿喘不上气，心脏咚咚地快速跳动着。Experimenters have succeeded in controlling the rate and regularity of the heartbeat.实验者已经成功控制了心跳的速度和频率。Each heartbeat has two basic par...
Dense smoke swirled and billowed, its rank fumes choking her.滚滚浓烟盘旋翻腾，恶臭味呛得她喘不过气来。The black water swirled around his legs, reaching almost to his knees.黑乎乎的脏水在他腿边打着旋，几乎快要没到了膝盖。The seagulls swirled in aerial combat over t...
She had several large bills in her pocketbook.她钱袋里有几张大面额钞票.Poor service affected the waiters'pocketbook.差劲的服务影响了侍者的收入.The thief pinched her pocketbook and ran.这个小偷偷了她的手提包,然后跑了....
The philosophical problems of chance and of free will are closely related.或然性和自由意志这两个哲学问题是紧密相关的。Lewis has grown philosophical about life.对于生活，刘易斯变得豁达洒脱了。the philosophical writings of Kant康德的哲学论著...