🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
What's going on?
你在忙些什么？
He has a sweeter.
他有一件毛衣。
Spiders are busy for at least half the year in killing insects.
蜘蛛至少有半年在忙于吃昆虫。