这些素质是学生能够而且应该通过体育教学中各种各样要求很高的个人活动中获得的。
These are qualities that schoolchildren can, and should, acquire through a variety of demanding individual activities in physical education.
这些生意要求很高的技术，准入门槛也高，而且是资金密集型行业。
These businesses require lots of technology, they have high barriers to entry, and they are capital-intensive.
申请的阶段对于我来说很容易：需求很明显，几乎没有多少这个主题以外的文档，可是要求很高而且越来越高。
The proposal phase was simple for me: the need was obvious, there was very little documentation out there on the subject, and the demand was great and becoming greater.
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