例句與造句

1. Minerals are a group of essential nutrients which regulate many body functions such as fluid balance , muscle contraction and transmission of nerve impulses
   礦物質(zhì)能調(diào)節(jié)身體多項(xiàng)功能，包括體液平衡、肌肉收縮及神經(jīng)訊號(hào)傳送，是一種十分重要的營(yíng)養(yǎng)素。
2. It's difficult to find fluid balance in a sentence. 用fluid balance造句挺難的