noun🔗Share预防者，阻止者，妨碍物 One who, or that which, prevents."The screen protector acted as a preventer, stopping the phone's glass from cracking when it fell. "这个屏幕保护膜起到了预防作用，阻止了手机屏幕在掉落时碎裂。medicinedevicetechnologyChat with AIVocabulary GamePractice Reading
noun🔗Share防 поперечно，舷 ограждение。 An arrangement, made with ropes and blocks, that prevents the boom of a sailing boat from performing a jibe."The sailor carefully rigged the preventer to stop the boom from swinging unexpectedly during the turn. "水手小心地设置了防 поперечно，以防止帆桁在转弯时意外摆动。nauticalsailingtechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share防磨索，防摇索 Any of various lines set up to reinforce or relieve ordinary running or standing rigging."During the storm, we added a preventer to the boom to keep it from swinging wildly and causing damage. "风暴期间，我们在帆桁上加了一根防摇索，防止它剧烈摆动造成损坏。nauticalsailingChat with AIVocabulary GamePractice Reading
