Pistonhead
n. [机]活塞头
🗣️ 情景例句
Many advertisements exaggerate the usefulness of the products.
很多广告都夸大了产品的效用。
A policeman pricks up his ears.
一个警察竖起耳朵在认真地听着。
What do you find hardest in English?
你觉得学习英语哪方面最难？