Polycarbonates
(polycarbonate 的复数) [化] 聚碳酸酯
🗣️ 情景例句
While the Chinese rely on chopsticks, westerners prefer to use a knife and fork to eat with.
用餐时，中国人喜欢用筷子，而西方人喜欢用刀叉。
How many yards are you going to get?
你要取几码？
' The manager was sympathetic, but he could do nothing.
”经理深表同情，但却无能为力。