人分這么幾種：不認(rèn)識(shí)，認(rèn)識(shí)，熟人，朋友，知心朋友。朋友不在當(dāng)面表白，而是背后說(shuō)起朋友的時(shí)候，是否提到過(guò)你。
The core value of cloud computing lies in elasticity, on-demand allocation, and resource sharing.
一段不幸的婚姻不是缺乏愛(ài)，而是缺乏友誼。
If my future were determined just by my performance on a standardized test, I wouldn't be here. I guarantee you that.
NHS（英國(guó)國(guó)家醫(yī)療服務(wù)體系）是這個(gè)國(guó)家跳動(dòng)的心臟。它受到英國(guó)人民的喜愛(ài)，因?yàn)樵谖覀冏钚枰臅r(shí)候，它表現(xiàn)得最好。