truncate/ˈtrʌŋkeɪt/第三人称truncates现在进行时truncating过去式truncated过去完成时truncated1截断, 缩短to cut something short in length or durationCopy同义词： cut short2截断, 缩短approximate by ignoring all terms beyond a chosen oneCopy3截断, 切割replace a corner by a planeCopy