commencement [kə'mensmənt]

以下由轻松背单词网站提供

附加级

n.(美)学位授予典礼；毕业典礼；开始

the commencement of the financial year 财政年度的开始
Would passengers please put out cigarettes before the commencement of the flight. 请乘客在飞机起飞前熄灭香烟。