Caldera
n. 破火山口
🗣️ 情景例句
We started by making safety equipment for many sports.
我们是以做运动产品的安全器材起家的。
Empty hands no hawk allure.
空手不能诱鹰来。
Haroun Tazieff, the Polish scientist,
波兰科学家哈罗恩。塔捷耶夫，