sitfast的翻译，读音
英/'sitfɑ:st/
释义：
n. [兽医]坐輶瘤
a. Fixed; stationary; immovable.
n. A callosity with inflamed edges, on the back of a horse,
under the saddle.
a. Fixed; stationary; immovable.
n. A callosity with inflamed edges, on the back of a horse,
under the saddle.