Line the base of each pot with some of these fragments - they let water drain out the hole in the base without carrying away the soil.
把这些碎片中的部分在每个壶的底部排好-它们可以不带走土壤而让水流干。
2
If your ERCP included a therapeutic procedure such as removal of stones or placement of a stent (drain), there are additional small risks of bleeding or perforation (making a hole in the intestine).
如果要通过造影进行治疗，比如结石清除或者放置支架引流，还要考虑出血或者肠穿孔的风险。
3
The gas will swirl around the black hole like water circling a drain.