Polio-
[医] 灰质
🧩 词语组成解析
polio
['pəuliəu]
n. <医>脊髓灰质炎（等于poliomyelitis）;
🗣️ 情景例句
Thanks for your help! Keep the change.
多谢你帮忙， 不用找了。
Little children have the most fun playing make-believe.
儿童很喜欢幻想的游戏。
and you avoid the frustration of arriving at the very moment when the train is drawing out of the station and being unable to get on it.
而且可以避免那种正好在火车驶出站时赶到车站，因上不去车而感到的沮丧。