✅ 同义词
🗣️ 情景例句
I need some help.
我需要帮助。
You walk so fast that I can't keep up with you.
你走得太快，我跟不上你。
Some children can cover the whole length of the pool without coming up for breath even once.
有些孩子能够跑完游泳池的全长而不用露出水面换气。