er

1. there (unspecific to distance)
2. it; him, her, them.

kunnen

1. can, to be able to
2. may, can, to be allowed to
3. to be possible
4. can go, to be able to go, can get
5. to be able to do, to be capable of
6. to be available (for any type of meeting or appointment)

bacteriën

plural of bacterie

in

• Adv

  1. in, inside
  2. into

• Prep
• Adj
• Verb

het

• Article

  the (the neuter definite article)

• Pron

water

• Noun

  1. water (H₂O)
  2. body of water (such as a lake, ditch or stream)
  3. bodily fluid (especially amniotic fluid)

• Verb

zitten

1. to sit
2. to be, to be placed or located
3. Forms a continuous aspect. Although it carries an implication of sitting, this is vague and is not strictly required or emphasized.
4. to have a meeting, to consult, to sit down
5. (informal) to be in prison