结石的英文：
calculus
stone

The sandlike granular material of urinary calculi.
结石泌尿结石的沙状微粒物质

Is ureter calculus easy to recrudesce?
输尿管结石容易复发吗？

Gallstones usually must be removed with the gallbladder or broken up with ultrasound.
结石一般可手术截除胆囊，或可用超音波打碎结石使其排出，能防止结石再度形成。

The doctor advised him to have an operation to remove the bladder stone.
医生建议他做手术摘除膀胱结石。

The terminal ileum is filled with firm, small, gray concretions
末端回肠充满坚硬细小的灰色结石。

Common bile duct calculus is the major cause of recurrence of biliary pancreatitis.
胆总管结石是胆囊切除术后胰腺炎复发的主要原因。

He was given special medication to dissolve the stone in his kidney.
他接受特殊的药物治疗来分解肾脏里的结石。

Emergency operation was found impacted in the common bile duct.
立即施行急症手术，发现一结石嵌塞在总胆管内。

utilitarian calculus
功利效的计算

For example, trigonometry is a prerequisite for calculus.
例如，三角是微积分的“先修科目”。

Is ureter calculus easy to recrudesce?
输尿管结石容易复发吗？

All this leads up to the most fundamental of theorems of calculus.
综上所述就导出了微积分学中的最基本的定理。

He will get on to calculus as he keeps on working at it.
他会掌握微积分的，因为他一直在温习这门课程。

Level the city stone by stone to an extinct waste.
一块石头一块石头地夷平该市，使它成为一片没有人烟的荒原。

And then he continued to dig for his son, stone by stone.
然后继续挖掘，掀开了一块一块的石头寻找他的儿子。

The lane to the garden was overlaid with stones.
通往花园的小径上铺了一层石子。

There is no give in a stone floor.
石头铺的地面毫无弹性。

The white boy stoned me.
白人男孩向我扔石块。