| point of no return |
Rubicon: a line that when crossed permits of no return and typically results in irrevocable commitment
출처: wordnet.princeton.edu/perl/webwn
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| poise |
be motionless, in suspension; "The bird poised for a few moments before it attacked" brace: prepare (oneself) for something unpleasant or difficult a cgs unit of dynamic viscosity equal to one dyne-second per square centimeter; the viscosity of a fluid in which a force of one dyne per square centimeter maintains a velocity of 1 centimeter per second a state of being balanced in a stable equilibrium cause to be balanced or suspended aplomb: great coolness and composure under strain; "keep your cool" hold or carry in equilibrium
출처: wordnet.princeton.edu/perl/webwn
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| Poiseuille's law |
where V is a volume of the liquid, poured in the time unit t, vs median fluid velocity along the axial cylindrical coordinate z, r internal radius of the tube, Δp* the preasure drop at the two ends, η dynamic fluid viscosity and l characteristic length along z, a linear dimension in a cross-section (in non-cylindrical tube). ...
출처: en.wikipedia.org/wiki/Poiseuille's_law
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| poison |
In the context of biology, poisons are substances that cause injury, illness, or death to organisms, usually by chemical reaction or other activity on the molecular scale. Some poisons are also toxins, usually referring to naturally produced substances that kill rapidly in small quantities, such as the bacterial proteins that cause tetanus and botulism. A distinction between the two terms is not always observed, even among scientists. ...
출처: en.wikipedia.org/wiki/Poison
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| poisonous |
In the context of biology, poisons are substances that cause injury, illness, or death to organisms, usually by chemical reaction or other activity on the molecular scale. Some poisons are also toxins, usually referring to naturally produced substances that kill rapidly in small quantities, such as the bacterial proteins that cause tetanus and botulism. A distinction between the two terms is not always observed, even among scientists. ...
출처: en.wikipedia.org/wiki/Poisonous
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