进步 v. progress; get; move; advance; get on; come alon
初步 adj. initial; preliminary; introductory; rudimenta
见效 v. take effect; work; be effective; show results;
诈 v. cheat; deceit; swindle; pretend; defraud; decei
academic adj. 学业的，学术的；学校的，学院的；学业（成绩）优秀的，善于学习的；不切实
中 n. middle; center; inside; Zhong (a surname)。adj.
accept v. 接受；同意；认可；接纳；承认，承担（责任等）；相信（某事属实）；收受；欢迎
phone n. 电话，电话系统；受话器，听筒；（语音）音子，音素v. 给…...打电话【名
infrastructure n. 下面结构；永久性军事设施；基础设施，基础建设
gagman n. 笑料作者；喜剧演员
氢 n. hydrogen。pref. hydro-。
航线 n. route; air route; flight path; shipping lane; c
responsible adj. （对某人、某事）负责的；（对事故、错误、罪行等）负有责任的，应承担责任
彩霞 n. sunset glow; rosy clouds; colorful clouds; even
采取 v. adopt; take; assume; employ; resort; carry out;