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单词 underdrain
释义

underdrain

enUK

underdrain

n (Agriculture) a drain buried below agricultural land vb (Agriculture) to bury such drains below (agricultural land) ˈunderˌdrainage n

underdrain


Past participle: underdrained
Gerund: underdraining
Imperative
underdrain
underdrain
Present
I underdrain
you underdrain
he/she/it underdrains
we underdrain
you underdrain
they underdrain
Preterite
I underdrained
you underdrained
he/she/it underdrained
we underdrained
you underdrained
they underdrained
Present Continuous
I am underdraining
you are underdraining
he/she/it is underdraining
we are underdraining
you are underdraining
they are underdraining
Present Perfect
I have underdrained
you have underdrained
he/she/it has underdrained
we have underdrained
you have underdrained
they have underdrained
Past Continuous
I was underdraining
you were underdraining
he/she/it was underdraining
we were underdraining
you were underdraining
they were underdraining
Past Perfect
I had underdrained
you had underdrained
he/she/it had underdrained
we had underdrained
you had underdrained
they had underdrained
Future
I will underdrain
you will underdrain
he/she/it will underdrain
we will underdrain
you will underdrain
they will underdrain
Future Perfect
I will have underdrained
you will have underdrained
he/she/it will have underdrained
we will have underdrained
you will have underdrained
they will have underdrained
Future Continuous
I will be underdraining
you will be underdraining
he/she/it will be underdraining
we will be underdraining
you will be underdraining
they will be underdraining
Present Perfect Continuous
I have been underdraining
you have been underdraining
he/she/it has been underdraining
we have been underdraining
you have been underdraining
they have been underdraining
Future Perfect Continuous
I will have been underdraining
you will have been underdraining
he/she/it will have been underdraining
we will have been underdraining
you will have been underdraining
they will have been underdraining
Past Perfect Continuous
I had been underdraining
you had been underdraining
he/she/it had been underdraining
we had been underdraining
you had been underdraining
they had been underdraining
Conditional
I would underdrain
you would underdrain
he/she/it would underdrain
we would underdrain
you would underdrain
they would underdrain
Past Conditional
I would have underdrained
you would have underdrained
he/she/it would have underdrained
we would have underdrained
you would have underdrained
they would have underdrained

underdrain

enUK

underdrain

[′ən·dər‚drān] (civil engineering) A subsurface drain with holes into which water flows when the water table reaches the drain level.

underdrain

underdrain A drain, installed in porous fill, for drawing off surface water or water from the soil, as under the slab of a structure.
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更新时间:2025/3/4 8:45:47