undeveloped (countries); backward; unentered
blocking (e.g. the way); obstructing; block (lump of something (usu. square), area of town, etc.); block; physical record (e.g. on magnetic tape); concrete block; blocking (from view, esp. of websites, on social media, etc.)
simplicity; convenience; easiness; quasi-
custom; general rule; convention; usually; generally; as a rule
how many years; how long; what year
vast; huge; immense; malva nut (Sterculia lychnophora)
clinical study; clinical trial
simulation; simulation (of a foul); diving; flopping
shortening; contraction; reduction; curtailment; abbreviation
cost reduction; cost saving
to anticipate; to expect; to place confidence in; to put trust in; to find promising; to see good prospects (in)
development; growth; development (of a situation, story, etc.); advancement; playing around; having an active sex life
to keep someone from doing; to stop; to prevent; to check; to hinder; to obstruct
regulation; (traffic) policing; control; restriction
gene recombination; genetically modified; GM
medical experiment on a living person or animal
unreasonable; unnatural; impossible; forcible; forced; excessive (work, etc.); immoderate
progress; advance; improvement; development
medical science; medicine
to be overturned; to be reversed; to turn over; to fall down; to tumble down; to topple over
potentiality; likelihood; possibility; availability
engineer; technical expert; technician; craftsperson
waiting expectantly; waiting eagerly; looking forward to; long-awaited
to build up; to complete; to construct; to make up; to fabricate; to invent
stimulus; impetus; incentive; encouragement; motivation; provocation
regarding; in; to; towards; with regards to
anti-; antithesis; fanqie; traditional Chinese spelling system in which two characters are used: the first one for the onset, the second one for rhyme and tone
(computer) command; command key; commando
smooth; shiny; slippery; greasy; slurping (noodles)
to stick; to paste; to stretch; to spread; to form (e.g. ice on a pond); to fill; to swell
model; dummy; model (profession); fashion model; model (of a vehicle, machine, etc.); version; model (e.g. mathematical)
wound; injury; chip; crack; flaw; defect
pain and itching; mental anguish; unhealthy emotions
parallel processing; array processing
reflection (light, image, situation, attitude, etc.); reflecting; influence; application (e.g. of an update)
use; application; employment; utilization; utilisation
much more; still more; single layer (or storey, etc.); (arch.) rather; (arch.) sooner