你这题应该少了个逗号,否则句子读不通
That's just a(n) _____, nobody knows what the figure is because nobody bothers to calculate it.
那只是个估计,没人知道确切的数字因为没人愿意去计算。
estimate 估计 range 范围 balance 平衡 factor 因素
你这题应该少了个逗号,否则句子读不通
That's just a(n) _____, nobody knows what the figure is because nobody bothers to calculate it.
那只是个估计,没人知道确切的数字因为没人愿意去计算。
estimate 估计 range 范围 balance 平衡 factor 因素