A:Look! It's not working well, Did you try out the bike when you bought it?
A:看,這輛自行車不好用,你買的時候沒試用嗎?
B:No, there's no need. We can change it within two days if it's not damaged.
B:沒有,也沒必要。如果車有問題,沒有被損壞的話,可以在兩天內更換。
A:But it would save a lot of trouble if you had taken it for a test ride.
A:但如果你試騎一下的話,會省去許多麻煩的。
B:I know. I will pay attention to such a thing next time.
B:知道了,下次我會注意的。