Shelf operation
[医] 关节造顶术, 关节再造成形术
🧩 词语组成解析
shelf
[ʃɛlf]
n. 架子，搁板;棚;沙洲，暗礁;格，层;
🗣️ 情景例句
You hit the nail right on the head.
你说对了。
A constant guest is never welcome.
久住非佳宾，常来不欢迎。
It's possible. Two months is quite a long time.
这是很有可能的。两个月是相当长的一段时间。