chem ['kem]

例句:

• I've got a five - hour chem lab, plus med - school applications and work.
  我有五个学时的化学实验课, 还得申请医学院,还要工作.
  
• Representative oily soil compositions are more easily mede up from pure chem ical ingredients.
  有代表性的油质污垢,则比较容易用纯化学品成分配制.
  
• Be exposed to gasoline crude - oil or chem. icals until fully cured.
  涂膜未完全固化前不能接触汽油、石油和化学品.
  
• GM chose the Korean company LG Chem, based near Seoul.
  来自SA
• Pull your copy of Hnbk of Chem and Phys off the shelf!
  来自SA
• Roses are not the problem -- blame chem company's or even Monsanto.
  来自SA