By then
初中 Junior High到那时
🧩 词语组成解析
by
[baɪ]
prep. 在…旁边;表示方式;由于;经过;
adv. 经过;表示保留或保存时用;短暂拜访;
then
[ðɛn]
adv. 那时;然后;那么;话说回来;
adj. 当时的;那时的;
🗣️ 情景例句
I must have see you somewhere before.
我一定在哪里见过你。
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
It seemed certain that she would be the first ship home, but during the race she had a lot of bad luck.
看来，它首先返抵英国是确信无疑的了，但它却在比赛中连遭厄运。