if-then element

基本解释

For example, if you used 10 statements for each element, then your rating scale would be 1-10.
例如，如果你爲每個元素使用10個描述，那麽你的評分尺度應該是1-20。
blog.sina.com.cn
However, if the car encounters unusually dusty conditions, then the air-cleaner element should be cleaned immediately afterward.
然而，如果汽車經常在多塵的路況下行駛，空氣濾清器的零件應隨即進行清潔保養。
If there is a change to the protocol or data type -- for example, if an element is added -- then you must locate all the different documents in which this data type is recorded and make the change.
如果協議或數據類型發生變更 —— 擧例來說，如果添加了元素 —— 那麽您必須找到記錄了該數據類型的所有不同的文档，竝進行變更。