And it is also easily obtainable for use as a probiotic from health-food shops.
并种益生菌,很容易在保健食品店中买到。
As a change from thoughts not of a very cheerful kind, Knight attempted exertion. He stood up, and prepared to ascend to the summit of the ruinous heap of stones, from which a more extended outlook was obtainable than from the ground.
了改变不是很愉快的想法,奈特尝试努力。他站起来,准备登上那堆破烂石头的顶端,从那里可以看到比在地面上更广阔的视野。