衡量计算机系统的技术指标主要是：机器字长、内存容量和（ ）。
计算机的基本性能一般从以下三个方面来衡量：机器字长、内存容量、运算速度。
Complete the following sentence with a (compound) word derived from the one(s) given in bracket.
He must have （ ） his dictionary again —he never puts anything in its right place.(place)
