1.refer to 指的是
例句:He never referred to his sisters in his letters.
他在信里从未提到过他的姊妹
。2.lower extremity 下肢
例句:Factors that cause patellofemoral pain include: over use, soft tissue imbalance, and malalignment of lower extremity.
造成髌股关节痛的原因主要有过度使用、软组织不平衡、下肢骨骼排列不正确
。3.lie down 躺下
例句:He went to lie down after a long journey.
在长途旅行以后,他躺上床休息了
。4.pins and needles 刺痛感
例句:I have pins and needles in my right arm.
我右手臂有刺痛感
。