Residuum rubrum
[医] 干牛血粉
🧩 词语组成解析
n. 残留物, 剩余物, 残数, 余数, 留数, 社会渣滓\\n[化] 渣油
[医] 红核, 红[色]
🗣️ 情景例句
Generally speaking, it's quite a fair settlement.
大致上说，这样解决很恰当。
Who are you writing to?
你正在写信给谁？
I entered the hotel manager's office and sat down.
我走进饭店经理的办公室，坐了下来。