Sayre's operation
[医] 塞尔氏手术(治脊椎炎和波特氏病)
🧩 词语组成解析
🗣️ 情景例句
The world's greatest grandmother, Mrs. Ellen Stewart,
世界上最伟大的祖母， Ellen Stewart太太，
An occasion lost cannot be redeemed.
时机失了无法挽回。
The action he takes varies according to the nature of the complaint.
司法特员采取的行动因意见的性质不同而有所不同。