Collimator
n. 准直仪\\n[化] 准直管; 平行光管
🏥 医学释义
准直器，平行光管
🗣️ 情景例句
I'm sure glad you're here, Grandpa.
您来这里我真高兴， 爷爷。
A fool knows more in his own house than a wise man in another.
一个蠢材在他自己家里所知的事比一个聪明人在别人家里所知的事要多。
Then, squinting his eyes, he said:
接着，他斜着眼，说：