Cavitat
[医] 腔, [空]洞, 盂
🗣️ 情景例句
Yes, he makes house calls, but the doctor has an opening only after 2:00 p.m.
好，他愿出诊，但他在下午2点后才有空。
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航海
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了，她面带愁容。