strepto-
/ˈstreptəʊ/combining form
1- twisted; in the form of a twisted chain表示“链的”：
streptomycete.
1.1
- associated with streptococci or streptomycetes表示“链球菌”, “链霉菌”：
streptokinase.
词源
from Greek streptos 'twisted', from strephein 'to turn'.