M: Besides, do you think durability is important? <br>A: The durability of doors and windows in the current industry should not have this durability problem.
M: Do you think durability matters again?<br>A: The durability of doors and windows In the current industry, there should be no such durability problem.
M: Again, do you think durability is important?<br>A: The durability of doors and windows to the current industry, should not exist this durability problem.<br>