by the time 是什麼意思?何時會用到?

母語人士的回答
Rebecca
by the time 是形容「到了…時候」、或「在…以前」的習慣用語。 例句: By the time I was 23, I had received my undergraduate degree. = At the time of turning or being 23, I had received my undergraduate degree. (我23歲時,拿到了學士學位。) 例句: We'll be home by the time the food arrives. (食物送到時,我們就會到家了。)