adj. 焦慮的;緊張不安的;神經質的;
?? nerv神經 + ous ...的 → a.緊張的,神經的;易激動的
"Certain chemicals can induce undesirable changes in the nervous system."
有些化學物質能在神經系統中引起不良變化.
近義:apprehensive, jittery, jumpy, scary, shy, skittish
反義:mild, pacific, peaceable, peaceful, placid, quiet