It is always completely alleviated by total gastrectomy.是什么意思？

It is always completely alleviated by total gastrectomy.

全胃切除永远完全缓解症状.

it

pron. 它，他，正好是所需的，事实[情况]；n. <美俚>傻瓜，笨蛋，<俚>绝妙的人，理想的东西，登峰造极；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

always

adv. 总是，老是，永远，始终，常常，不断地；

例句
Some cities are always going to be more advantaged.
一些城市总会有一些得天独厚的优势。

completely

adv. 完全地，完整地，完全，彻底，全部，一干二净，很，非常，充分，十分，万分；

例句
...a second career which absorbed her more completely than her acting ever had.
比演艺生涯更让她投入的又一职业

alleviated

v. 减轻，缓解，缓和( alleviate的过去式和过去分词 )；

例句
Toxicity problem in manufacturing and storage might be alleviated by coating beryllium with aluminum.
但如果用铝包覆铍,则可避免加工过程中及储存期间的中毒问题.

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

total

adj. 总计的（金额等），全部的，完全的，绝对的；n. 总计，总数，全体数量；vt.& vi. 总计达，计算…的总数；

例句
He was struck by the artists' total absorption in their work.
他被艺术家对创作的全身心投入所打动。

gastrectomy

n. 胃切除术；

例句
Objective : To evaluate laparoscopy assisted radical gastrectomy for early gastric cancer.
目的: 探讨腹腔镜早期胃癌根治性手术的临床应用价值.