常見例句雙語例句I often feel faint, cold feet, shortness of breath and numbness in my legs.常覺得頭暈,腳冷,呼吸不順,腿還發(fā)麻。blog.sina.com.cnSymptoms include low energy level and sometimes paleness, shortness of Breath, cold extremities, sore tongue, or dry skin .癥狀有精力不足,有時面色蒼白、呼吸短促、四肢發(fā)冷、舌痛及皮膚干燥。In this paper, blind welding, cold shortness and hydrogen brittleness are mainly discussed as the major problems arising in underwater wet welding.濕法焊接的主要問題是“盲焊”、“冷脆”和“氫裂”,本文介紹了克服這些弊端的工藝和方法; 返回 cold shortness