Photolectric intrusion detector
[电] 光电侵入探测器
🧩 词语组成解析
intrusion
[in'tru:ʒən]
n. 闯入;打扰;（对某事的）干扰;干涉;
🗣️ 情景例句
It's pure fiction.
完全是捏造。
This nation is noted for its advanced technology.
这个国家以先进科技闻名。
Insects would make it impossible for us to live in the world;
要不是人类受一些食虫动物的保护，昆虫就会使我们无法在地球上生活下去，