Indicator tube
[电] 指示管
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
How's that?
怎么是这样？
Turn left at the second light and then go straight for two blocks.
到第2排红绿灯处往左拐，然后一直往前走，过两个街区。
Tomorrow evening they will be singing at the Workers' Club.
明晚他们将在工人俱乐部演出。