ligature
noun /ˈlɪɡətʃə(r)/
/ˈlɪɡətʃər/
(specialist)- something that is used for tying something very tightly, for example to stop the loss of blood from a wound
（用于紧缚的）带子，绳索，绷带；（用于止血等的）结扎丝，缚线 词源Middle English: via late Latin ligatura from Latin ligat- ‘bound’, from the verb ligare.