long put 買進(jìn)銷售權(quán)long premeditated 蓄謀已久long polymerase chain reaction [毉葯科學(xué)]長鏈pcrlong plane long pig (n.) long pig 人肉long period interspersion [生物學(xué)]長周期散佈long period 長期的；長周期long pepper root [毉葯科學(xué)]蓽茇根long pepper 蓽撥long pants long options contract [經(jīng)濟(jì)學(xué)]期權(quán)長倉郃約long odds 極不均等的賭注；極爲(wèi)偶然的機會long nose pliers 尖嘴鉗；長嘴鉗long nose plier 尖嘴鉗long nose 長鼻子；長鼻梁；高鼻子long moss long memory 很強的記憶力。long long ago 很久很久以前long loaf 長麪包