Flagging preposition
[计] 标志介词
🧩 词语组成解析
flagging
['flægiŋ]
n. 铺砌石板，铺石材料，石板路;
adj. 下垂的;衰弱的;委顿的;逐渐衰退（或减退、低落）的;
🗣️ 情景例句
Tuesday or Wednesday.
星期二或者星期三。
If he doesn't play, who will?
如果他不，谁要去玩？
What are you doing?
你在干什么？