Thermoprene
环化 橡胶
🗣️ 情景例句
Absolutely right, Frank.
完全正确 ，Frank。
I've forgotten what time he said he had dinner last night.
我忘记了他昨晚什么时间吃晚饭的了。
It's cheaper, isn't it?
这更便宜些，是吗？