这是我的降价代码
|Time | Length | Speed | Mass |
| --- | --- | --- | --- |
| -Millisecond | Millimetre | Kilometre per hour | Milligram |
| Second | Centimetre | Foot per second | Gram |
| Minute | Inch | Miles per hour | Ounce |
| Hour | Foot | Knot | Pound |
| Day | Yard | Metre per second | Kilogram |
| Week | Metre | | Us ton | …