質(zhì)的英文：
hostage
substance
nature
quality

• To cross-examine both parties
  質(zhì)訊兩造
• Homogenized fresh milk
  均質(zhì)鮮奶
• a herbaceous root [ stem ]
  草質(zhì)根[莖]
• The mass-energy equivalence has been amply confirmed.
  質(zhì)與能的相當(dāng)性已被充分地證實(shí)。
• the sanguine [ phlegmatic,choleric,melancholic ] temperament
  多血[粘液,膽汁,憂郁]質(zhì)
• To destroy or remove the myelin sheath of(a nerve fiber,as through disease.
  失去髓磷質(zhì)(通過(guò)疾病等)破壞或移走(神經(jīng)纖維)鞘中的髓磷質(zhì)
• It is easier to say that the equivalence of mass and energy is an experimental fact
  說(shuō)質(zhì)能等效性是實(shí)驗(yàn)事實(shí)，那是毫不費(fèi)力的。
• Sour preserved fruit made by our factory has the effect of promoting the production of body fluid and relieving thirst.
  本廠生產(chǎn)的酸質(zhì)蜜餞具有生津止渴的功效。
• Crystalloid:a substance that can be crystallized.
  類(lèi)晶質(zhì):一種能夠被晶體化的物質(zhì).
• Combustion Mechanisms of Hetero-geneous Solid Propellants; Final rept. 1 Mar 1995-1 Jun 1999
  非均質(zhì)固體發(fā)射藥的燃燒機(jī)理/最終報(bào)告

• Plans to spring the hostages have succeeded.
  營(yíng)救人質(zhì)的計(jì)劃成功了。
• The guerrillas threatened to kill their hostages.
  這些游擊隊(duì)員威脅要?dú)⑺廊速|(zhì)。
• The hostages were freed in the commando raid.
  在突擊隊(duì)的突襲行動(dòng)中，人質(zhì)獲釋。

• Concentration of a substance in solution or the strength of such a substance determined by titration.
  滴定度用滴定的方式測(cè)定的一種物質(zhì)的溶液濃度或這種物質(zhì)的濃度
• It's a material of substance.
  那是一種堅(jiān)固的材料。
• To spot or stain, as with a discoloring substance.
  玷污，弄贓因某種褪色物質(zhì)弄臟、染污

• natural | natural sign
  白鍵|本位記號(hào)
• natural language
  自然語(yǔ)言(指人類(lèi)語(yǔ)言集團(tuán)的本族語(yǔ),與世界語(yǔ)或計(jì)算機(jī)語(yǔ)言等人造語(yǔ)言相對(duì))
• The method is a natural.
  這方法一定靈。