commentary
/ˈkɒməntərɪ/noun
(pl. -ies)［mass noun］
1- the expression of opinions or offering of explanations about an event or situation（关于事件或情况的）评论; 解说：
narrative overlaid with commentary
评论过多的叙述
count noun an editorial commentary.社论。
1.1
- count noun a descriptive spoken account (especially on radio or television) of an event or a performance as it happens（尤指广播, 电视）（对事件或表演的）实况报道; 解说词。
1.2
- count noun a set of explanatory or critical notes on a text（一组）注释（或评注）; 集注：
a commentary on the Old Testament.
《圣经·旧约》集注。
词源
late Middle English: from Latin commentarius, commentarium （adjective, used as a noun）, from commentari, frequentative of comminisci 'devise'.