Unique solution
[计] 唯一解
🧩 词语组成解析
🗣️ 情景例句
At this hour?
在这个时候？
You've already quoted a price of $ 800 per 1,000. Is there a discount for larger orders?
你报的价是每1000个要美金800元，如大量订购有折扣吗？
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。