Celastoid
赛拉陀(专用热塑性塑料, 从醋酸纤维素制得)
🗣️ 情景例句
This spring is the origin of the brook.
这泉水是那条小河的源头。
Can you help me out? I'm trying to find a post office.
你能帮我个忙吗？我想找个邮局。
He can't take a joke.
他开不得玩笑。