There are some other issues such as small mutable object creation, such as Rectangle, Point etc, these objects usually cannot be re-used due to synchronization consideration.
一些其他的问题来源于小的可变对象的创建，如Rectangle, Point，这些对象基于同步的考虑通常不可重用。
The standard shape of SUPREME PCD Cutting Tool BlanksTM is round. Other shapes, such as rectangle, triangle, square, semi-circle and so on, can also be customized per customers' requirements.
赛克切削刀具用PCD刀片TM标准规格为圆形，并可按照用户要求加工成矩行、正方形、三角行、扇形和半圆形等不同规格。
The rectangle and text elements react to the different events, such as moving the mouse and clicking, to create a simple rollover effect.
矩形和文本元素对不同的事件 -- 如移动鼠标和单击 -- 做出反应，产生一种简单的滚动效果。
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