Eng

Rising and falling...

浮沈

Floating, Rising and falling

上升下降

Climbing, Rising and falling

(Ascend, Climb up, Fly Up, Raise, Raised, Raises, Raising, Rise, Rises, Rising, Rose, To raise, To rise, Decline, Declined, Declines, Declining, Descend, Descended, Descending, Descends, Reduce, Reduced, Reduces, Reducing, To decline, To descend, To reduce)