ประโยคภาษาจีน : 中文句子 |
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èr 二 yǎng huà shì 氧化铈 yòng lái 用来 zhì zào 制造 táo cí 陶瓷 jí 及 guāng mǐn 光敏 bō li 玻璃 |
In early July, cerium oxide, used in the manufacture of ceramics and photosensitive glass, was $6-7 a kilo, she said. Later that month the price started to leap; now it is $36-38. |