避免和化解冲突的方法是:角色的合理定位、部分角色的分化、角色之间的层次化以及加强角色的外部监督。
Lots of experiments have demonstrated that people with music training can better differentiate certain sounds.大量实验已经表明,受过音乐训练的人能够更好地区分某些声音。
Holocene sediments contain remnants of more recent plants and animals, so it's pretty easy to differentiate geologically between these two Epochs.全新世的沉积物中含有较新的动植物遗迹,因此很容易从地质学上区分这两个时期。