1. Human factor engineering is a boundary applied science and has great guidance on the design of medical apparatus. 人因工程学是一门边缘性应用科学，对医疗仪器的设计有重要的指导作用；
2. Drawing tower is an important apparatus for fabricating PPCF, and the heating system is the key part of the drawing tower. 拉丝塔是制作塑料光子晶体光纤的重要装置，而加热系统则是拉丝塔的关键组成部分。
3. The Contractor shall, at his risk and cost, provide any apparatus necessary for his use of these services and for measuring the quantities consumed. 承包商应自担风险和自付费用，为此类设施的使用以及所消耗的数量的测定提供任何必需的仪器。
英英解释
n.
1. equipment designed to serve a specific function
2. (anatomy) a group of body parts that work together to perform a given function
