- (loanword) AIDS
- to cover up; to hide; to conceal
- to underestimate; to underrate
- to wait for an opportunity; to watch for one's chance
- scientific research
- sensible; wise; judicious; sagacious
- protective step; protective measure
- to lead to; to trigger; to initiate; to cause; to evoke (emotions)
- to deposit; to store; to leave in sb's care
- (of competition or fighting) intense; fierce; (of pain) acute; (of an expression of opinion) impassioned; vehement; (of a course of action) drastic; extreme
- to protest; protest
- natural calamities and man-made disasters (idiom)
- to damage; to injure
- terrorist
- to shout loudly; to raise a cry; to yell
- extremist
- landmark
- sharp peak (landform); (fig.) peak; spike
- to dig; to excavate; to scoop out
- walled-in path; paved pathway; canopied passageway; corridor; tunnel
- laboratory; CL:間|间[jian1]
- to misuse; to abuse
- poison gas; toxic gas; manifestation of passion, anger etc (Buddhism)
- a smidgen; minute; micro-; trace (element)
- slow and patient; chronic (disease); slow to take effect (e.g. a slow poison)
- 习 Xí: 习 Xi2: surname Xi习 xí: 习 xi2: (bound form) to practice; to study; habit; custom
- scientific knowledge
- end of the world
- to be saved
- to attack; to accuse; to charge; an attack (terrorist or military)
- crowded; to throng; congestion
- an exposition; an international fair
- sports competition; CL:個|个[ge4]
- concert; CL:場|场[chang3]
- to lose one's life
- to enforce a law; law enforcement
- (idiom) unprecedented in history
- to cooperate; to collaborate; to work together