Knock (intensity) indicator
[化] 爆震器; 爆震强度指示器
🧩 词语组成解析
knock
[nɑk]
n. 短促的敲打（声）;爆震声;敲击声;敲门（或窗等）声;
vi. 猛烈敲击;与某物相撞;撞到了桌子;
vt. （心）怦怦跳;把…撞击成（某种状态）;批评;
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
OK, Robbie, maybe you should watch him. Robbie
也许你得看着他点。
Do you read advertisements too?
你也看广告吗？
The platforms extend to a depth of over 100 feet under the sea.
平台深入海底100英尺。