highly toxic substance

常见例句

雙語例句

• Automobile exhaust tetraethyl lead is a highly toxic substance.
  汽車尾氣中的四乙基鉛是劇毒物質。
• Singlet oxygen, a byproduct of the photosynthetic process by which certain cells convert sunlight into energy, is a highly toxic and reactive substance that tears cells apart.
  單態氧是特定細胞在其光郃作用過程中的副産物之一，而細胞通過這一過程將光轉化爲能量。該物質具有很高的毒性，同時也是一種可使細胞破碎的活性物質。

權威例句

• Ricin is a highly toxic substance made from castor beans.
  NPR: FBI: Arrest Made In Wash. State Ricin Letter Scare
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