同根派生 hand book相關(guān)詞英漢例句I always keep the handbook at hand.我縂是把那本手冊(cè)放在手邊。Put your activity book on my desk before you leave.離開(kāi)時(shí)把你的活動(dòng)手冊(cè)放在我的桌子上。hand book更多例句