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to work upon
[phrase form: work]
01
致力于, 专注于
to dedicate time and effort to produce or fix something
Example
The mechanic worked upon fixing the car on the repair stand.
这个机械师致力于在修理架上修理汽车。
Work upon preparing the garden bed for planting in the soil.
致力于准备花坛以便在土壤中种植。
