both are ok
both by day and by night中文是什么意思
both civil and military officers中文是什么意思
both day and night中文是什么意思
both dignified and graceful中文是什么意思
both ends中文是什么意思
英语词典收录了最新的汉英词典和英汉词典，总共有200多万个词条，词库仍在不断更新中。
