v.坚持( persist的现在分词 );维持;保持;持续存在;
例句:
Love is the teacher's persisting in giving lectures when he is ill.
爱就是当你犯错时老师固执的训诫.
Persisting in the course of sustainable development.
坚持走可持续发展的道路.
Persisting morning exercise, he went at it even in freezing weather.
他清晨坚持锻练, 纵使天寒地冻,也不间断.