prolonged pregancy过期妊娠
prolonged lenticular延伸双凸透镜的
Prolonged Fatigue长时间疲劳;期疲劳;延期疲劳
prolonged test延长测试;长期试验
prolonged succession长期演替
prolonged applause掌声不绝;经久不息的掌声
prolonged lochiorrhea恶露不净
prolonged gestation延期妊娠;妊期延长;过期妊娠
prolonged pole配重杆
ADJ（形容词） A prolonged event or situation continues for a long time, or for longer than expected. 长期的; 延长了的
...a prolonged period of low interest rates.
…一段很长的低利率期。