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
That sounds really attractive.
听起来很有吸引力。
The first step is the only difficulty.
万事起头难。
Would you like a cup of tea, Chen Hui?
你想喝杯茶吗？陈慧？