Demicircle
测角器
🗣️ 情景例句
He is not up to the job.
他不能胜任这个工作。
Could you tell me where is the first-aid room?
你能不能告诉我急诊室在哪里？
From one's own front door to home or foreign hills or sands and back again, everything is to hand.
从自己的家门出发到国内国外的山区或沙滩上露营然后返回，一切都很便利。