buffer substance

• 缓冲物质

buffer substance的用法和样例：

例句

1. Surrounding the cladding is a buffer material that is usually plastic.The buffer material helps shield the core and cladding from damage.
   被覆层周围是缓冲物质，它通常是塑胶，缓冲物质帮助遮蔽核心和被覆层以免损伤。