吐血推荐的英文：
blood-spitting recommendation
n. 血，血统
v. 从...抽血
blood cholinesterase
血液胆碱脂酶
Change venous blood into arterial blood.
把静脉血转化为动脉血。
The affluence of blood to the heart through the blood vessels.
血液经血管流入心脏。
n. 分散；唾液；喷溅物
v. spit的现在分词；吐出
spit (sand spit)
沙嘴
That was a gob of spit.
那是一口唾沫。
She disgusted everyone by spitting.
她随地吐痰，使人人感到厌恶。
n. 推荐；推荐信；劝告，建议
A good face is a letter of recommendation
好的相貌就是一封推荐的介绍信
He was strongly recommended as a candidate
他被强烈推荐成为职位候选人。
Will you write a recommendation for me?
你替我写封推荐信好吗?