furl基本解释
vt,叠，卷收；收拢,同近
An attempt was made to furl the headsail..有人试着收起前桅帆。
叠，卷收；收拢英释中释vWhen you furl something made of fabric such as an umbrella, sail, or flag, you roll or fold it up because it is not going to be used
