ripcord

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. a cord that is pulled to open the gasbag of a balloon wide enough to release gas and so causes the balloon to descend
• Hypernyms:
cord
• Part Holonyms:
balloon
2. a cord that is pulled to open a parachute from its pack during a descent
• Hypernyms:
cord
• Part Holonyms:
parachute, chute