Photoelectric door opener
[电] 光电启门器
🧩 词语组成解析
door
[dɔr]
n. 门，户;出入口;一家[户];通道;
🗣️ 情景例句
He made a favorable impression on her father.
他给她的父亲留下了很好的印象。
Don't put the cart before the horse.
勿本末倒置；勿倒果为因。
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。