n.短小；简略；不足；近视；（金属等的）脆性
He was extremely sorry for the shortness of time. 他对时间不足感到十分抱歉。
Some women don't have typical symptoms like chest pains, she said, but may have pain lower in their bodies or severe shortness of breath. 有些女性没有心脏疼痛等病征，但在身体深处有疼痛感，或严重呼吸不足。
