用硬質玻璃製成

用 yongˋ

Use, Employ, Operate, Apply, Exert, Try, Sample

硬質 yingˋ zhiˋ

(Hard) Hard

玻璃 boˉ liˊ

(Glass) Glass

製成 zhiˋ chengˊ

(Create, Make, Produce) Make, Produce, Create