Knock indicator
[化] 爆震器
🧩 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
One tiny little touchdown, with just three minutes to play.
一次小小的达阵得分 只剩下三分钟了。
I hope I didn't offend you.
希望没有冒犯你。
'Well,' I said to the manager, 'there is still some honesty in this world!'
“是啊，”我对那位经理说，“这世界上还是有诚实可言的！”