He thinks he's smarter than Sarah is.他认为他比萨拉更聪明。
My eyes smarted from the smoke.我的双眼被烟熏得刺痛。
She mixes with the smart set.她跟那帮时髦人物交往。
He dressed very smartly, which was important in those days.他穿得非常整洁,这在当时很重要。