Hayley教口語，“泄氣”用英語怎么說？

To deflate is to let the air out of something. If you deflate the tires on your brother's bike, he won't be able to ride it until he gets them pumped up again.

deflate是指把某物里面的空氣放出來。如果你給你哥哥的自行車的輪胎放氣，在他給輪胎打足氣之前，他就不能騎了。

to deflate a balloon/tyre

給氣球/輪胎放氣

?

Figuratively, a person can also deflate when they are suddenly drained of self-assurance or cheer: "Hearing him criticize me in front of the class made me deflate."

比喻的說法，當(dāng)一個人突然失去了自信或精神時，他也會泄氣：聽到他在全班面前批評我讓我泄氣。