Palaeotectonics
古地质构造学
🗣️ 情景例句
Are you kidding?
你在开玩笑吗？
How much does that typewriter weigh?
那台打字机重多少？
Just for argument's sake, suppose we disagree.
为了讨论各种情形，让我们假设我方不同意时的处理方法。