President Trump: Thank you. During the campaign, I traveled the nation and visited the cities and towns devastated by unfair trade policies, probably one of the major reasons I'm here today - trad
For most of that time of life on Earth, living organisms have been relatively simple -- single cells. 地球的大多数时间，生物体多是以简单的单细胞存在的。 But they had great diversity, and, inside, great complexity. 但是它们是十分多样的，
The children came running in. It was three feet off the ground, and they said, "What is this?" 孩子们跑了进来。电脑离地面有3英尺，他们问：“这是什么？” And I said, "Yeah, it's, I don't know. So..." 我说：“唔，这是……我不知道。” They said, "
手机危害英语演讲稿（一） 手机有毒，低头有害，远离手机，抬头做人。 陈彦融 Good evening ladies and gentlemen! I am Chen Yanrong. Today,I would like to take this opportunity to share my perspective about the influence of Science
