Translation of "Index" in Chinese

The application allows you to quickly calculate the ratio of body mass index - BMI.

這項應用程序能讓你快速計算身高體重指數（BMI）。

The hand has five fingers: the thumb, the index finger, the middle finger, the ring finger, and the pinky.

人的手有五个手指: 拇指、食指、中指、无名指和小指。