N. y. d.
[医] 尚未诊断
🧩 词语组成解析
abbr. 名词
基督教青年会
🗣️ 情景例句
Try this. It's size eight.
试试这一件。尺码是八号。
Live to learn and learn to live.
生而学之，学而生之。
Summer is from December to February, and winter is in June, July and August.
夏天从12月到2月，冬天是在6月、7月和8月。