重新开始：restart
从头开始：from scratch
让我们重新开始学英语吧：Let's restart to learn English.
你最好从头开始再来一遍: You'd better do that again from scratch.
词汇解析
1、restart
英 [riː'stɑːt]；美 [,ri'stɑrt]
vi. [计] 重新启动；重新开始
vt. [计] 重新启动；重新开始
n. 重新开始；返聘
例：The commissioners agreed to restart talks as soon as possible.
这些委员们同意尽快重新开始会谈。
例：The trial will restart today with a new jury.
今天审讯会重新开始，一个新的陪审团会出庭。
2、from scratch
英 [frɒm skrætʃ] ；美 [frʌm skrætʃ]
从零开始； 从头做起；从头开始
例：The company isn't starting from scratch.
然而海尔并非刚刚从零开始。
例：I built my own home from scratch, started from scratch.
我开始建设我自己的家园，一切都是从零开始。
扩展资料
近义词
1、resume
英 [rɪ'zjuːm]；美 [rɪ'zuːm]
v. 重新开始；再继续
n. 简历；履历；摘要
例：We resumed our work after a rest.
休息之后我们重新开始工作。
例：I tried to persuade her to resume her job as secretary.
我试图劝她重新干她的秘书工作。
2、renew
英 [rɪ'njuː]；美 [rɪ'nuː]
v. 重新开始；更新
例：The trees renew their foliage every year.
树木每年都重新长出叶子。
例：I must renew the water in the fish-tank.
我一定要给鱼箱重新注满水。