strained

• Yet, even on her, the strain could sometimes tell .
  然而，就连她有时也累垮了。
• He can carry 150 jin on a pole without straining himself .
  他挑150斤也不吃劲。
• Her face, however, was strained and grim .
  只是她的脸显得有点不自然，有点冷漠。
• She looked very strained when i last saw her .
  我上次看见她时，她显得非常憔悴。
• The signs of strain were on both women .
  这两个女人身上仍残留着过度劳神的痕迹。
• I wouldn't think of putting you to any further strain .
  我不想再加重你的负担了。
• I had not thought there was any particular strain .
  我没有想到有什么特殊的紧张。
• Strain is proportional to stress .
  应变量与应力成正比。
• Her thoughts were strained with these difficulties .
  她的思想深为这些烦恼所困扰。
• The strain might give him a nervous breakdown .
  那种紧张劲真可能使他得精神分裂症。