Spet
[医][=single photon emission tomography]单光子发射体层摄影术
🗣️ 情景例句
so the old one will be ready
这个旧的又可准备
If Grade A is not available, Grade B will do.
如果一等品无货，二等品也可以。
decided to take some presents to a children's hospital.
盖茨决定送些礼物给儿童医院。