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

This can be the most important thing of the year except graduation or commencement day.
这是除了学校毕业典礼和开学以外一年里最重要的事情。
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。
So on this commencement day, I speak to you as a parent.
因此，在你们的毕业典礼上，我以一个家长的身份跟你们说这番话。
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。
With the commencement of our school, I started my study in grade three.
开学了，我从三年级开始读。
Then I went to look up what commencement meant.
然后我才去查“毕业典礼”是什么意思（众人笑）。
I will receive my diploma at commencement.
毕业典礼时我会接到毕业证书。
I became sick of commencement speeches at about your age.
在和你们差不多大的时候，我开始厌倦毕业典礼上的演讲。
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。