cleavage (in embryology); segmentation
cell; cell (in an organization, esp. a communist party)
to increase; to add to; to augment
to pass; to elapse; to pass through; to go through; to experience; to go through
previous time; last time; previous installment; previous instalment; previous session
fertilized egg; fertilised egg
in the same way as; just like
inside; interior; inner part
to slip into; to crawl into (under); to conceal oneself (under); to sneak into; to infiltrate
subsidence; depression; sinking; invagination
because; as; since; because of that; therefore; accordingly
study; diligence; working hard; experience; knowledge; discount
negligent; neglectful; careless; remiss
germ layer; germinal epithelium
to appear all together; to be all present
work; labor; achievement; performance; salary; income
change; variation; variety; diversity; inflection; declension
specialization; specialisation; differentiation
but; however; (and) yet; nevertheless; still; for all that
to divide; to separate; to partition; to punctuate; to mark off (with a comma); to insert pauses (between words or phrases when reading aloud)
to dive (into or under water); to get under; to get into; to hide oneself (esp. from the government); to conceal oneself
video (esp. a televised image); videotape; VHS tape; videocassette recorder; VCR; video (short film)
concrete; definite; specific; material; substantial
occurrence; incidence; generation (of power, heat, etc.); production; ontogeny; development
process; course; mechanism
textbook; coursebook; schoolbook
to close (e.g. book, eyes, meeting, etc.); to shut
question; inquiry; enquiry
to say no more; to sink into silence
chime; bell (e.g. doorbell)
to go out and away; to leave
at that time; at that moment; then; on that occasion
obedient; meek; honest; frank; straight (e.g. hair); without peculiarity
enjoyment (of freedom, beauty, etc.); reception (of a right, privilege, rank, etc.); having
whim; caprice; fancy; capricious; fickle; whimsical
no matter (what, who, etc.); whether ... or ...; be
to bring (news, knowledge, etc.); to introduce; to bring about; to cause; to produce (e.g. results)