Threshold of luminescence
[电] 发光限
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
luminescence
[ˌlu:mi'nesns]
n. 冷光，发冷光;
🗣️ 情景例句
I envy you for your ability to cope with the situation.
我羡慕你有能力应付这种情况。
I heard you'd been sick.
听说你身体不舒服。
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后，我不禁注意到许多当地人也上了车。