Valley attenuation
[电] 谷值衰减
🧩 词语组成解析
valley
['væli]
n. 山谷，溪谷，峡谷，谷地，深谷;流域;[建筑]屋顶排水沟，屋面斜沟;
attenuation
[əˌtenjʊ'eɪʃn]
n. 变薄;弄细;稀薄化;减少;
🗣️ 情景例句
In my opinion, winter in Beijing is not very cold.
我觉得北京的冬天不是特别冷。
Self do, self have.
自食其果。
He can't write very much on a card, Mum.
在明信片上他写不了很多，妈妈。