ce
「ce」的意思
adj. 必然的，必定的；确定的，无疑的；某个，特定的；某位，一位叫……的；一定程度上的，有点儿; ...
abr. IBM customer engineer [计](IBM)n.[化]铈(Cerium)
「ce」的用法
ce助词，用于表示动作或状态的持续性。 - 在句子中表示动作或状态的持续性。
「ce」的例句
He has been working all day.
他今天一直在工作。
She has been studying for hours.
她已经学习了几个小时。
They have been planning this for weeks.
他们已经计划了几个星期。
The movie has been on TV for a week.
这部电影已经在电视上播了一个星期。
He has been feeling sick all week.
他这一周一直感觉不舒服。
She has been waiting for her friend since morning.
她从早上就开始等她的朋友。
The project has been delayed for a month.
这个项目已经推迟了一个月。
He has been practicing his guitar every day.
他每天都在练习吉他。
She has been reading books all afternoon.
she这一下午一直在读书。
The weather has been nice all weekend.
这个周末天气一直很好。