🧩 词语组成解析
past
[pæst]
adj. 过去的,以前的;结束的;前任的;
n. 过去,过往;往事;[语]过去时;
prep. 超过,超出;远于;越过;
adv. 经过,超过;
🗣️ 情景例句
Thank you.
谢谢你们。
I suppose it's difficult for you to do this.
我推测对你来说做这件事情是很困难的。
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年还要派狗到雪山地里去帮助那些遇到困难的旅游者,