Assimilation sacrum
[医] 同化骶骨(腰椎与骶融合或第一骶椎游离似腰椎)
🧩 词语组成解析
assimilation
[[æˌsimi'leiʃən]]
n. 同化, 同化作用, 吸收\\n[化] 同化; 同化作用
n. 骶骨\\n[医] 骶骨
🗣️ 情景例句
But I'm not so sure that I want to leave New York,
但我不能确定我真想离开纽约，
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
Do you give each other presents at Christmas?
圣诞节你有送礼物给别人吗？