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
Do you want to do something this Sunday? John and I would like you to come over for a party.
你星期日要不要做什么事？约翰和我想请你过来参加宴会。
His foot is wounded, Does it hurt?
他的脚受伤了，疼不疼？
Although we can't see these atoms, they really do exist.
虽然我们看不见原子，但它们的确存在。