It was hard to draw clear lines of demarcation between work and leisure.在工作和闲暇之间很难划出明确的界限。Talks were continuing about the demarcation of the border between the two countries.关于两国之间边界划定问题的谈判仍在继续。A sharp demarcation of adv...
The criterion of irreversibility is also not decisive for the interpretation of demarcation of developmental homeostasis.不可逆标准对于解释或区分发育同形作用也是不明确的.Talks were continuing about the demarcation of the border between the two ...