初级: elementary; primary; junior; ...外: outside; external side端: end; extremity初级外科部: primary surgical ward初级外胚层: primary ectoderm级外级: not weight级外叶: off type测外端: test outside end外端的: outboard外端墙: outside end wall外端子: external terminal初级: elementary; primary; junior; initial 初级钢琴练习曲 elementary exercises for the piano; 现在, 中国仍然处在社会主义的初级阶段。 at present, china is still on the initial stage of socialism.; 初级班 junior class; elementary course次级外胚层: secondary ectoderm高级外交官: senior diplomat级外观面: mm2级外螺纹: class 1a柄轴外端: outside end of arbor; outside end of arbour; outsideendofarbour车外端面: auenplandrehen external facing工作台外端: outer end of table; outerendoftable红外端口: infrared rays码头外端: pierhead锚链外端: outboard end of chain磨外端面: auenplanschleifen external face grinding曲流舌外端: toe-tap flood plain突堤外端: mole head