adv. 什么时候;(用于时间的表达方式之后)在那时;其时;当时;
conj. 在…时;既然;如果;
pron. 什么时候;那时;
n. 时间,时候;日期;场合;
🗣️ 情景例句
I planned to take you for a ride in Central Park
我原打算带你去中央公园
By all means.
当然,一定。
This shows how long it was before we deemed it necessary to make sure that all our children could share in the knowledge accumulated by the'happy few' during the past centuries.