Calcium is excreted in the urine and stools.鈣通過尿液和糞便排出體外。If you don't make your choice in time, you are likely to fall between two stools.如果你不及時(shí)作出決定, 就會兩頭落空.Joanna was pouring the drink. While she was thus engaged, ...

Joanna was pouring the drink. While she was thus engaged, Charles sat on one of the bar-stools...喬安娜正在倒酒。就在她正忙的當(dāng)兒，查爾斯坐在了一張酒吧凳子上。Joanna was pouring the drink. While she was thus engaged, Charles sat on one of the bar-stoo...

n.凳子( stool的名詞復(fù)數(shù) )，大便，糞便...