Bathmometry
拐点法
🗣️ 情景例句
Is it too late to cancel our plans?
现在取消我们的计划是否太迟了？
How much of a volume discount are you prepared to offer?
总折扣你们准备提供多少？
I counted seven old cars and three old refrigerators.
我数了一下，有7辆旧汽车和3上旧冰箱。