strainn.拉紧；紧张；血统；笔调；（动植物或疾病的）品种v.拉紧；劳累；过分使用strain curve应变曲线strainer net沉积网strain phase劳损期strain layer应变层strain energy应变能strainer core滤器芯straingt vein直脉strain relief应变消除,溢流冒口,出气冒口straining bag滤袋, 吊滤袋strain-wave应变波

1. All this additional work, and my present worries, are placing an unbearable strain on me.
   所有这些额外的工作加之我眼下的烦恼令我紧张得无法忍受。
2. Paying all the bills is a strain on my resources.
   支付所有这些费用是我经济上的一大负担。