Teething problems
n. （项目、新产品的）初期问题, 萌芽期的困难
🧩 词语组成解析
n. 出牙, 出牙现象\\n[医] 出牙, 生牙
n. 问题；难题（problem的复数）
🗣️ 情景例句
I was late because I had a flat tire.
我来晚了，因为我的车坏了。
I was so tired I couldn't keep up with her.
我太累了，跟不上她的步伐。
and in the course of a few hundred miles reaches the true ocean floor at 2,500-3,500 fathoms.
一直延伸到几百英里远深达2，500至3，500的地方，