▲all the time 是个副词性质的时间短语，用来修饰动词，作状语。意为“一直；向来，一向； 时时刻刻；每时每刻”。

▲省略 the 之后，all time 是个名词性词组，意为“全部时间；全天候；史上空前”。跟 at 连用，at all time，意思接近 all the time；跟 of 连用，of all time 作定语，意思接近 in history。例如：

▲all the time

I'm tired of having to pretend all the time.我讨厌老得装假。

He broke his leg and had to lie all the time.他折断了腿，不得不总是躺着。

The kind old man is accompanied all the time.这位和蔼的老人一直有人陪伴着。

▲at all time

Please keep your cabin clean at all time.   请随时把小屋子保持干净。

Keep a small English dictionary with you at all time.随身携带一本小英文字典。

We are ready at all time to start. 我们随时准备出发。

▲of all time

What is the largest animal of all time on Earth? 在地球历来出现身躯最大的动物是

What's your favorite movie of all time? 有史以来你最喜欢哪部电影?

He is universally recognized as one of the greatest scientists of all time.世界公认他是整个时代最伟大的科学家之一。