每家沃尔玛商店都应该反映其顾客的价值观,并支持他们对社区的愿景。
The challenges of climate change demand urgent action from the scientific community.
Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.
最聪明的人都是自学成才的,即便他们在学校上过学。
音乐让我学会了坚持和永不放弃。