commencement

英 [kəˈmensmənt]

美 [kəˈmensmənt]

n. 开始; 开端; 学位授予典礼; 毕业典礼

BNC.12251 / COCA.13566

牛津词典

noun

开始；开端
beginning
1. the commencement of the financial year
  财政年度的开始
学位授予典礼；毕业典礼
a ceremony at which students receive their academic degrees or diplomas

N-UNCOUNT 开始
Thecommencementof something is its beginning.
1. All applicants should be at least 16 years of age at the commencement of this course.
  申请修读这门课程者至少要年满16岁。
学位授予仪式;(大学或高中的)毕业典礼
Commencementis a ceremony at a university, college, or high school at which students formally receive their degrees or diplomas.

in BRIT, use 英国英语用 graduation

noun

the act of starting something
1. he was responsible for the beginning of negotiations
Synonym:beginningstart
an academic exercise in which diplomas are conferred
Synonym:commencement exercisecommencement ceremonygraduationgraduation exercise
the time at which something is supposed to begin
1. they got an early start
2. she knew from the get-go that he was the man for her
Synonym:beginningfirstoutsetget-gostartkickoffstarting timeshowtimeoffset

It is my great honor to declare the commencement of the Shanghai International Conference on Intellectual Property Rights.
我非常荣幸地宣布，上海知识产权国际会议现在开幕！
Written documentation evidencing this certification must be on file with owner prior to commencement of work.
必须在开始工作前，将证明该认证的书面文件提交给业主。
Hold a field work conference with the Contractor before commencement.
作业前与承包商召开现场工作会议。
So I listened to lots of commencement speeches online.
所以，我开始在网上听大量的演讲来汲取灵感。
The president will deliver a speech at our commencement.
校长将要我们的毕业典礼上发表演说。
Would passengers please put out cigarettes before the commencement of the flight.
请乘客们在飞机起飞前熄灭香烟。
Period of insurance and the commencement of the insurance liability;
保险期间和保险责任开始时间；
Is the correct commencement getd ready how?
对了毕业典礼准备得怎么样？
E.g.He made a speech at the commencement.
他在毕业典礼上做了一次演讲。
You can also set up any of these tasks and the closing time and date of their commencement.
您也可以设立任何这些任务的结束时间和条款的生效日期。