Firstclass
adv. 头等的
🗣️ 情景例句
But the only time he's available this week
但这星期他有空的时间只有
Once bitten, twice shy.
一次被咬，下次胆小。
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。