总是微笑用英语怎么说

"Always smiling" 用英语可以说成 "always have a smile on one's face" 或 "always be smiling".
这个短语的来源是源自英语习惯用语，表示一个人经常面带笑容，总是微笑。

例句：

She always has a smile on her face, even during difficult times.
(她总是面带笑容，即使在困难时期)
He is always be smiling, it's impossible to stay mad at him.
(他总是笑着，很难生他的气)
The customer service representative is always smiling, which makes customers feel more at ease.
(客服代表总是笑着，这让顾客感觉更舒服)