He drudges daily with no hope of bettering himself .
他每日做苦工，而毫无改善自己境遇的希望。
Sports or physical culture is a social activity . It aims at improving fitness of the general public , and bettering the sports skills of athletes in particular .
体育是一种社会活动，其目的是增强人民体质，提高运动水平。
We should create a democratic and harmonious teaching atmosphere to get the result of bettering the classroom instruction and heightening the class efficiency .
创造出一种民主、和谐的教学氛围，从而达到优化课堂教学，提高课堂效率的效果。
Initiating water resource planning and establishing water right system for bettering off water resource allocation in river basin .
开展水资源规划和水权制度建设做好流域水资源配置工作。
When bettering our country 's arbitration law with the salutary experience drawing from the international legislation and practice , we should make proper choice after reasonable research .
