a bar of soap的用法和样例：
- I bought a piece of soap yesterday.
- Just a minute,I'd like some soap,please.
a bar of soap的相关资料：
Ajadil a a high-profile performer/campaign a distributor for Hewlett-Packard Co A Japanese vertical scroll painting. a dragon regorges a firing-bead? a quick-and-dirty research project A thermometer registers temperature. A Strategy for Long-term Development a brand of fruit-flavored gelatin. A strong signal radiation apparatus. a firm belief/believer in socialism