719. keep (kept, kept) (v) (长期或永久)持有,保管; 存放,保留,保存; 使...保持在(某一状态); 抚养;饲养; 经营,开设(商店等); 履行;遵守;保守; 阻止; 记(日记、帐等)
The notice said “Keep off the grass”.
牌子上写着“勿踏草地”。
I’m very sorry to keep you waiting .对不起，让你久等了。
Keep your voice down. I don’t want anyone else to hear.
小声点，别让人听见。
