Mainframes
n. （大型电脑的）主机, 中央处理机（mainframe的复数形式）
🗣️ 情景例句
Western countries have evry strict visa requirements.
在西方国家有严格的签证要求。
Maybe mine is the bigger.
我的或许更大些。
They are very uncomfortable. But women always wear uncomfortable shoes!
的确很不舒适。可是女人们总是穿不舒适的鞋子！