英語翻譯：

例句：

1. 如果班上的人數多，老師就不能給予個別輔導了。
   A teacher can't give individual attention to each pupil if his class is large.
2. 微調裝置精密儀器上被設計用以增進精密校準或測量的一個輔助裝置
   An auxiliary device designed to facilitate fine adjustments or measurements on precision instruments.
3. 機械系統(tǒng)用來工作的系統(tǒng)或裝置，如汽車或手持式鑿巖機，包括其動力源和輔助設備
   A system or device for doing work, as an automobile or a jackhammer, together with its power source and auxiliary equipment.
4. 他援引教授物理學方面的一些運動定律為例，說明當計算機用于輔助教學時，學生在幼年就能夠理解這些定律。
   He cites as an example the teaching of the laws of motion in physics, which he says are accessible at an early age when a computer is used to assist in the instruction.