減去的用法和樣例：
例句
-
十減去四得[剩下]六。
If you take four away from ten, that leaves six/Ten take away four is/leaves six. -
8減去2是6。
If you subtract 2 from 8, you get 6. -
六減去二等於四。
Six minus two equals four. -
因為輸出等於輸入減去損耗，工程師必須使損耗降低到最小。
Since output equals input minus losses, the engineer must kept the losses to a minimum.
