And the main points of his idea on population are ‘constant tendency’ which evolved from ‘two axiom’ and ‘tow progression’ and ‘double checks’ the method of population control.
马尔萨斯人口思想的核心内容是:由两个公理和两个级数发展而来的“恒常趋势”和人口抑制手段——“两种抑制”。
参考来源 - 马尔萨斯人口思想中“恒常趋势”和“两种抑制”的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： countercheck
同义词： double-check
以上来源于: WordNet
When the teacher randomly checks the attendance, the double is there to say "present!" when Cheng's name is called.
老师随机检查出席率时，每当点到程明的名字，替身就会提他喊到。
The system then automatically registers that the baggage is lost and double-checks the passenger contact details in order to notify them when the baggage resurfaces.
紧接着系统就会自动为乘客登记“行李挂失”，让乘客重新输入联系信息以便找到行李时可以第一时间通知失主。
Double spending and (probably short-duration) expiration checks further assure sincere interest in the edit. It was not difficult for me to generate the above URL using the command.
double spending和(可能持续时间较短)过期校验进一步为真正要进行编辑的行为提供了保证。
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