Understoke
自下给(燃)料, 底部给煤
🗣️ 情景例句
What do we read?
我们读些什么呢？
How was it, sir?
它好吗？先生。
Finding planets is proving hard enough, but finding life on them will prove infinitely more difficult.
寻找行星证明相当困难，但是要在行星上发现生命会变得无比艰难。