neutralisation
中立狀態
neu·tral·isa·tion /ˌn(j)utrələˈzeʃən/ 名詞
neutralisation
n 1: a chemical reaction in which an acid and a base interact
with the formation of a salt; with strong acids and
bases the essential reaction is the combination of
hydrogen ions with hydroxyl ions to form water [syn: neutralization,
neutralization reaction, neutralisation reaction]
2: (euphemism) the removal of a threat by killing or destroying
it (especially in a covert operation or military
operation) [syn: neutralization]
3: action intended to keep a country politically neutral or
exclude it from a possible war; "the neutralization of
Belgium" [syn: neutralization]
4: action intended to nullify the effects of some previous
action [syn: neutralization, counteraction]