Costliest
最昂贵的\\n代价最高的 （ costly的最高级 ）
🗣️ 情景例句
I cannot walk at that pace.
我不能以那种步速行走。
Today English is the international language of business and trade.
如今英语是商务和贸易的国际性语言。
They located the right chimney by tapping at the walls and listening for the man's cries.
他们通过叫击烟囱倾叫声而确定传出声音的那个烟囱。