n.穿孔者;鉆孔器;船蛆;鑿船蟲
This poison helps the plants resist insect, especially the maize borer. 毒素可以幫助農(nóng)作物抵抗害蟲,尤其是玉米鉆孔蟲。
Digging is done by forcing the borer into the ground and twisting the handle. 把鉆孔器用力插進(jìn)地里,轉(zhuǎn)動(dòng)把手,就可以實(shí)現(xiàn)挖掘。
勞動(dòng)者