instrument for
英
美
- ...的工具；...的手段
双语例句
- An instrument for counting the number of blood cells in a measured volume of blood.
血细胞计数器一种仪器，用于计算一定量血液里所含血细胞的数量 - An instrument for recording variations in pressure, as of the blood, or in tension, as of a muscle, by means of a pen or stylus that marks a rotating drum.
压力记录器，记波器一种记录压力(如血压)或张力(如肌肉张力)变化的仪器，它通过一支笔或记录针的方式描出旋转的轨迹 - A small wind instrument for making whistling sounds by means of the breath.
口哨; 哨子一种很小的吹奏乐器，通过呼吸而发出哨声 - An early instrument for measuring altitude of celestial bodies, consisting of a90= graduated arc with a movable radius for measuring angles.
象限仪用来测量天体纬度的一种早期工具，由一个有90度刻度的圆弧和一个用来测量角度的可移动的半径构成
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