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
Please, use the phone.
请打吧。
Look before you leap. First think, then act.
三思而后行。
Once he landed on the roof of a block of flats and on another occasion, he landed in a deserted car park.
一次，他把飞机降落在了一栋公寓楼的屋顶上；还有一次，降落在了一个废弃的停车场上。