Jam sensor
[计] 压紧传感器
🧩 词语组成解析
jam
[dʒæm]
n. 果酱;拥挤，挤满;困境;[无线]干扰;
vt. 把…挤进;把…塞满，使挤紧;使堵塞;使卡住;
vi. 挤满，拥挤;堵塞;发生故障;
🗣️ 情景例句
What are your hours?
你是几点到几点上班？
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，