underdrain
/noun uhn-der-dreyn; verb uhn-der-dreyn/US // noun ˈʌn dərˌdreɪn; verb ˌʌn dərˈdreɪn //
下水道,底层排水,地下水渠,下水
Definitions
n.名词 noun
- 1
- : a drain placed beneath the surface of cultivated fields, streets, etc.
v.有主动词 verb
- 1
- : to equip or supply with an underdrain or underdrains.
Examples
I would urge no farmer to plunge up to his neck into debt in order to underdrain his farm.
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