1.the action of opposing something that you disapprove or disagree with;
he encountered a general feeling of resistance from many citizens
2.any mechanical force that tends to retard or oppose motion
3.a material's opposition to the flow of electric current; measured in ohms
4.the military action of resisting the enemy's advance;
the enemy offered little resistance
5.(medicine) the condition in which an organism can resist disease
6.a secret group organized to overthrow a government or occupation force
7.the degree of unresponsiveness of a disease-causing microorganism to antibiotics or other drugs (as in penicillin-resistant bacteria)
8.(psychiatry) an unwillingness to bring repressed feelings into conscious awareness
9.an electrical device that resists the flow of electrical current
10. group action in opposition to those in power
resistance又稱電阻,電阻器,英文名resistance,通常縮寫為R,它是導體的一種基本性質,與導體的尺寸、材料、溫度有關。歐姆定律說,I=U/R,那么R=U/I,電阻的基本單位是歐姆,用希臘字母“Ω”表示,有這樣的定義:導體上加上一伏特電壓時,產生一安培電流所對應的阻值。電阻的主要職能就是阻礙電流流過。事實上,“電阻”說的是一種性質,而通常在電子產品中所指的電阻,是指電阻器這樣一種元件。師傅對徒弟說:“找一個100歐