Definition of trigger hair in English:

trigger hair

noun

1Zoology
(in a coelenterate) a filament at the mouth of a nematocyst which triggers the emission of the stinging hair when touched.
〔动〕（腔肠动物的）刺丝
Example sentencesExamples
- At the narrow outer edge of the cnidocyte is a short trigger hair.
- When the trigger hair on the outside of a nematocyte is touched, a coiled thread tube inside the enclosed nematocyst is released.
2Botany
A bristle on the leaf of a Venus flytrap which triggers the closure of the leaf around an insect.
〔植〕（捕蝇草叶子上的）刺毛
Example sentencesExamples
- The flytrap features a set of inch-long, heart-shaped capture leaves, each fringed with trigger hairs and bisected by a deep fold.
- The trap does not close every time a trigger hair is touched because a lot of energy would be used up this way.
- The first phase of the leaf closure begins when a trigger hair is disturbed.
- Darwin's investigation into the biology of the Venus flytrap involved testing the sensitivity of trigger hairs.

Definition of trigger hair in US English:

trigger hair

noun

1Zoology
(in a coelenterate) a filament at the mouth of a nematocyst, triggering the emission of the stinging hair.
〔动〕（腔肠动物的）刺丝
Example sentencesExamples
- At the narrow outer edge of the cnidocyte is a short trigger hair.
- When the trigger hair on the outside of a nematocyte is touched, a coiled thread tube inside the enclosed nematocyst is released.
2Botany
A bristle on the leaf of a Venus flytrap, triggering the closure of the leaf around an insect.
〔植〕（捕蝇草叶子上的）刺毛
Example sentencesExamples
- Darwin's investigation into the biology of the Venus flytrap involved testing the sensitivity of trigger hairs.
- The first phase of the leaf closure begins when a trigger hair is disturbed.
- The flytrap features a set of inch-long, heart-shaped capture leaves, each fringed with trigger hairs and bisected by a deep fold.
- The trap does not close every time a trigger hair is touched because a lot of energy would be used up this way.

词汇	trigger hair
释义	Definition of trigger hair in English: trigger hair noun 1Zoology (in a coelenterate) a filament at the mouth of a nematocyst which triggers the emission of the stinging hair when touched. 〔动〕（腔肠动物的）刺丝 Example sentencesExamples At the narrow outer edge of the cnidocyte is a short trigger hair. When the trigger hair on the outside of a nematocyte is touched, a coiled thread tube inside the enclosed nematocyst is released. 2Botany A bristle on the leaf of a Venus flytrap which triggers the closure of the leaf around an insect. 〔植〕（捕蝇草叶子上的）刺毛 Example sentencesExamples The flytrap features a set of inch-long, heart-shaped capture leaves, each fringed with trigger hairs and bisected by a deep fold. The trap does not close every time a trigger hair is touched because a lot of energy would be used up this way. The first phase of the leaf closure begins when a trigger hair is disturbed. Darwin's investigation into the biology of the Venus flytrap involved testing the sensitivity of trigger hairs. Definition of trigger hair in US English: trigger hair noun 1Zoology (in a coelenterate) a filament at the mouth of a nematocyst, triggering the emission of the stinging hair. 〔动〕（腔肠动物的）刺丝 Example sentencesExamples At the narrow outer edge of the cnidocyte is a short trigger hair. When the trigger hair on the outside of a nematocyte is touched, a coiled thread tube inside the enclosed nematocyst is released. 2Botany A bristle on the leaf of a Venus flytrap, triggering the closure of the leaf around an insect. 〔植〕（捕蝇草叶子上的）刺毛 Example sentencesExamples Darwin's investigation into the biology of the Venus flytrap involved testing the sensitivity of trigger hairs. The first phase of the leaf closure begins when a trigger hair is disturbed. The flytrap features a set of inch-long, heart-shaped capture leaves, each fringed with trigger hairs and bisected by a deep fold. The trap does not close every time a trigger hair is touched because a lot of energy would be used up this way.
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