“的角”造句

别折书页的角来标明你读到的地方.
Don't turn back the corners of the pages to mark your place.

别折那些书页的角, 会弄坏的.
Don't bend the corners of the pages down, it damages them.

小于90度的角叫锐角.
Angles of less than 90 degrees are called acute angles.

• #的角