Commelinidae
n. [植] 鸭跖草亚纲
🗣️ 情景例句
Usually a house is too expensive for the salary-earning class to buy.
通常房屋太贵，工薪阶层买不起。
There was much news in the morning paper today.
今天的晨报上有许多新闻。
They were in fashion last year and the year before last.But they're not in fashion this year.
这鞋在去年和前年时兴，而今年已不流行了。