Eqc
abbr. environmental quality control 环境质量控制; Environmental Quality Council 环境质量理事会; enhanced quick connect 增强型快速连接; externally-quenched counter 外部猝灭计数器
🗣️ 情景例句
It's on the house.
这是免费的。
He has a letter.
他有一封信。
It will be found that the weight moves but slightly or not at all.
结果会发现，重物是动了，但动得很小，甚至没动。