Detecter
检波器
🗣️ 情景例句
and check on your mother and the baby.
问问你母亲和孩子的情况 。
What is one man's cloud is another man's sunshine.
此人乌云盖顶，彼人艳阳满天。
Excuse me. Which is the way to East Park, please?
请问，去东方公园走哪条路？