Lateral masses of sacrum
[医] 骶骨侧块
🧩 词语组成解析
n. 民众, 劳动阶层
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 骶骨\\n[医] 骶骨
🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
As you all know, doing business is not an easy thing to do.
大家都知道，做生意并不是一件容易的事。
I lost the door key about here.
我在这附近掉了门钥匙。