spontaneous generation; abiogenesis; natural occurrence; spontaneous occurrence
approximately; about; promise; appointment; shortening; reduction
5,000,000; five million; (arch.) many
several hundred million years
deterioration; degradation; drop in quality; becoming unattractive (because of aging)
millennium; one thousand years; (fig.) long time
alternation of generations
to burn completely; to consume (by fire); to burn to nothing; to burn to the ground; to reduce to ashes
jet; spray; injection; jet propulsion
in the belly; in one's heart of hearts
to open (a door, etc.); to unwrap (e.g. parcel, package); to open (for business, etc.); to empty; to remove; to move out; to clear out
to blow against; to spray (paint, etc.) (onto a surface)
gale; violent (strong) wind
uniform; equal; even; common; ordinary; usual
to make even; to make smooth; to make level; to average
immature form (of an organism); young animal
bubble; foam; froth; head on beer
to pull out; to draw out; to omit; to leave out; to do to the end; to carry through; to let out (e.g. air from a tyre)
just as; in the act of; as soon as; at the moment that
to crowd; to flock; to swarm
battle formation; camp; encampment; group; gang; war
head; lead; vanguard; first
umbrella; parasol; something shaped like an umbrella or a conical hat; shade (of a lamp); mushroom cap
superheating; overheating
article (in document); provision; stripe; streak; although; though
orderly; regular; systematic; well-organized; well-organised; trim
next (to); adjoining; adjacent; house next door; neighbouring house; next-door neighbour
front part; frontage; facade; initial pledge (e.g. election); opening slogan
to be temperate in; to refrain; to make notes; to jot down (e.g. phone number); to be in preparation for; to be in waiting for
battle formation; military formation
mutually; with each other; reciprocally; together; both
spare energy, time or money; remaining strength; reserve power; money to spare
crowd; community; group; herd; gathering; assembly
to line up; to stand in a line; to rival; to match; to equal
turning round; going around; turning about; surrounding; encircling