艾伦秀第152期:烟雾报警器

1、back up
支持，证实（某种说法）
Radio signals received from the galaxy's centre back up the black hole theory.
从该星系中心收到的无线电信号证实了黑洞理论。
Her views are backed up by a 1989 Home Office report on crime.
1989年内政部的一份犯罪报告印证了她的观点。
备份（文件）
Make a point of backing up your files at regular intervals.
一定要定期备份文件。
I get so annoyed when I lose work because I've forgotten to back it up.
当我因为忘了备份把完成的工作弄丢时，真是懊恼极了。
将…付诸实施
The Secretary General says the declaration must now be backed up by concrete and effective actions.
秘书长说现在必须将宣言付诸具体有效的行动。
It is time the Government backed up its advert campaigns with tougher measures.
是政府采取更严厉的措施来兑现其宣传承诺的时候了。
2、notice
觉察;注意
People should not hesitate to contact the police if they've noticed anyone acting suspiciously.
如果发现形迹可疑的人，应该马上报警。
I noticed that most academics were writing papers during the summer.
我注意到大部分学者暑期都在写论文。
(书面)通知;告示;通告牌
Notices in the waiting room requested that you neither smoke nor spit.
候车室的公告牌要求人们不要吸烟和随地吐痰。
A few guest houses had 'No Vacancies' notices in their windows.
有几家旅社在窗户上贴出了“客满”的告示。
预告;警告;事先声明
Interest is paid monthly. Three months' notice is required for withdrawals.
利息按月支付。提款须提前3个月通知银行。
Unions are required to give seven days' notice of industrial action.
工会组织劳工行动应提前7天作出声明。