溉 溉 gai4
to irrigate

strokes 12
radical
水
水
strokes after radical 9
地面灌溉 地面灌溉 di4 mian4 guan4 gai4
surface irrigation

溉涤 溉滌 gai4 di2
to wash

灌溉 灌溉 guan4 gai4
to irrigate

灌溉渠 灌溉渠 guan4 gai4 qu2
irrigation channel