Polysulfones
[化] 聚砜; 聚砜类
🗣️ 情景例句
Crossing the Luohu border is a nightmare on holidays and weekends.
节日或者周未过后边毕业班检查站简直就是场恶梦。
How long will ti take you to finish the work?
你要花多长时间才能完成那项工作？
And the sensitive observer of sculpture must also learn to feel shape simply as shape,
因此，敏锐的雕塑观赏者也必须学会把形体作为形体来感觉，