A-m threshold
[电] 幅调临限
🧩 词语组成解析
threshold
['θrɛʃhold]
n. 门槛，入口，开始;[物理学]临界值;<英>级限协定;[航空学]跑道入口;
adj. 阈值的，临界值的;<英>按物价指数变动工资的，工资极限的，级限的;
🗣️ 情景例句
I can't believe this is really happening!
我不敢相信这一切真的发生了
Don't give up.
不要放弃。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。