- hundreds; a large number; lit. by the hundreds and thousands
- science; scientific knowledge; scientific; rational; CL:門|门[men2],個|个[ge4],種|种[zhong3]
- researcher
- to supervise; to oversee; to inspect
- to inspect; to observe and study; on-the-spot investigation
- to rise; to originate; source; derivation
- (idiom) grandiose; majestic
- lit. warp and weft in weaving; vertically and horizontal; length and breadth; criss-crossed; able to move unhindered; abbr. for 合縱連橫|合纵连横[He2 zong4 Lian2 heng2], School of Diplomacy during the Warring States Period (475-221 BC)
- (geology) magma
- to gush; to gush out; to pour out
- (idiom) (it) goes without saying; can well be imagined
- the Earth's crust
- people of ancient times; the ancients; extinct human species such as Homo erectus or Homo neanderthalensis; (literary) deceased person
- (geology) lava
- volcanic crater
- suppression; repression; to suppress; to put down; to quell
- to build; to construct; to establish; to develop; to institute
- at set dates; at regular intervals; periodic; limited to a fixed period of time; fixed term
- 阎 Yán: 阎 Yan2: surname Yan (sometimes written 閆|闫[Yan2] in recent years)阎 yán: 阎 yan2: (literary) the gate of a lane
- ceremony
- soul of the deceased; departed spirit
- to come pouring in; influx
- the human world; the earth
- to establish; to set up; to be tenable; to hold water
- dormant volcano
- silence; stillness
- active; lively; excited; to enliven; to brighten up
- crack; crevice; CL:道[dao4]
- (geology) (the earth's) mantle
- to erupt; an eruption
- antiquity; ancient times
- ancestors; forebears; (biology) ancestral species; ancient species from which present-day species evolved
- column of flame
- to link; to join; to connect
- continent
- the skies above a certain place; (aviation) airspace; (Tw) topless
- to float; to hover; to drift (also fig., to lead a wandering life); to rove; showy; superficial
- several years; many years
- very long; endless
- viscous; thick and sticky