Answer:
the nurse tries to take good care of the children 
Step-by-step explanation:
You did not specify what word so translated the whole sentance
El enfermero trata de cuidar a los niños bien 
El enfermero = The nurse 
trata de = try to 
 cuidar a = take care of 
los niños = the children 
 bien = good (put before the subject)
Note: bein (good) is put after the subject in, but is put in front of the subject when speaking in English.