需要建在河流旁边；灌溉水渠的英文

irrigation ditch

• 需要:    need; want; requir ...
• 建:    build; construct; ...
• 在:    exist; be living
• 河流:    river
• 旁边:    side; near by posi ...
• 灌溉:    irrigate; irrigati ...
• 水渠:    water channel; rac ...