One vital factor which predicts disease severity is how far viral particles make it into a person's lungs.

预测疾病严重程度的一个重要因素是病毒颗粒进入人体肺部的距离。

This is particularly distressing because time seems to be a vital factor in the appreciation of all art forms.

这尤其令人苦恼，因为时间似乎是欣赏所有艺术形式的重要因素。

10. This is particularly distressing because time seems to be a vital factor in the appreciation of all art forms.

10. 这尤其令人痛苦，因为时间似乎是欣赏所有艺术形式的一个至关重要的因素。