higher in rank or position than others
The senior manager made the final decision.
高级经理做出了最终决定。
for adults or advanced level people
The senior competition had skilled players.
高级别比赛中有技术娴熟的选手。
for older people, especially retirees
The senior discount is for people over 65.
老年人折扣适用于65岁以上人群。
used after a father's name when he has the same name as his son
John Smith Senior is the father of John Smith Junior.
老约翰·史密斯是小约翰·史密斯的父亲。
for children over 11 or 13 years old
The senior class includes students aged 13 and above.
高年级班级包括13岁及以上的学生。
related to the last year of high school or college
The senior prom is for final year students.
毕业舞会是专为毕业班学生举办的。
someone older than another person
My brother is five years my senior.
我哥哥比我年长五岁。
an older person, especially a retiree
Many seniors enjoy gardening after retirement.
许多退休老人喜欢园艺。
a person of higher rank or status
The senior approved the new project plan.
上级批准了新的项目计划。
an adult or advanced level person
The tennis club has programs for both juniors and seniors.
网球俱乐部为青少年和成人都有项目。
an older child in a school
The seniors help the younger students with their studies.
高年级学生帮助低年级学生学习。
a final year high school or college student
High school seniors are preparing for graduation.
高中毕业班学生正在为毕业做准备。