In principle no additional drain is necessary.

原则上没有传统的必需的排水道。

youdao

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。

youdao

Drain Soul: Rank 6 now properly deals additional damage to targets below 25% health.

吸取灵魂：等级6现在能正确给予对生命值低于25%的目标的附加伤害。

youdao

The light weight comes thanks, in part, to the fact that the company didn't beef up the battery, instead offering up some software bumps it says compensate for the additional battery drain that comes with things like a revved-up display.

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Though some Social Security experts believe that a relatively small additional increase could both stop the immediate cash drain and build adequate reserves to handle the 21st century demographic dilemma, the idea makes politicians shudder.

CNN: A Debt-Threatened Dream

This may not sound onerous, but in places such as Mozambique, where the annual budget for fighting malaria is less than 30 cents a person, any additional bureaucracy could prove to be a big drain on resources.

ECONOMIST: DDT