Pentagons
n. 五边形, 五角形( pentagon的复数形式 ); 五角大楼（指美国国防部）
🗣️ 情景例句
Come on; give me a break on this.
别这样，你就让点儿价吧。
To window-shop
逛商品陈列橱
'Oh dear,' said the conductor suddenly.
“哎呀，”售票员突然说，