Of course you need to take off your jacket. However, most of time you only need to wear long sleeve t-shirt indoor in winter, sometime you only need to wear short sleeve, you can't just wear 保暖内衣, can you?
Of course you need to take off your jacket. However, most of time you only need to wear long sleeve t-shirt indoor in winter, sometime you only need to wear short sleeve, you can't just wear 保暖内衣, can you?