Sparring
n. 对打；夹条板, 保护条
🗣️ 情景例句
Are we ready to go?
我们可以开始了吗？
I'd say yor're about twenty-three.
我猜你大约23岁。
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。