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
OK, Betty, Tim, and Frank.
好， Betty ，Tim ，Frank。
You're sick!
你有病啊！
recorded for the slumbering scientist the strength of a shock that was too weak to waken him,and the direction from which it came.
由于地震太弱而未惊醒科学家时，就为科学家记录下了地震的强度和地震方向。