Sight indicator
[化] 可视指示剂
🧩 词语组成解析
sight
[saɪt]
n. 视力;看见;视野;景象;
vt. 看见，发现;瞄准;观察;调准瞄准器;
vi. （用仪器）瞄准;观察;
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
If there's anything you need, just knock on my door.
有什么需要帮忙的话，尽管敲门来找我。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
Why on earth didn't you tell me the truth?
你到底为什么不跟我说实话？