有些植物在寒冷的氣候條件下不能結(jié)果實(shí).Some plants will not seed in a cold climate.科學(xué)家將研究各種樹木，并觀察哪些會(huì)結(jié)果實(shí)。The scientists will study the variety of trees and observe which are fruiting.他砍掉那些不結(jié)果實(shí)的植物。He cut down those acarpous plant....