skeletal frame; skeleton; framework; frame; outline
elasticity; resilience; flexibility; adaptability
National Aeronautics and Space Administration; NASA
National Aeronautics and Space Administration (USA); NASA
exterior; outside; outer; external; lateral
heating; application of heat
at the same time as; while; as well as (multiple roles)
to miss (e.g. a chance); to lose; to set free; to let go; to fail to ...
sensitive; alert; aware; susceptible
hollow; cavity; dent; depression
sightseeing; watching; viewing; sightseer; watcher; spectator
bag; sack; skin of an orange (and other like fruits); dead end; plot of land surrounded by water
in; on; at (place); as for; regarding
string; cord; man who is financially dependent on a woman; gigolo; restrictions; conditions
to make good; to improve; to do often; to be kind to; to treat well
to weigh on one's mind; to be worried about (something)
to spread (out); to extend; to stretch; to reach to; to get around; to fill (e.g. a space)
clearly; plainly; distinctly; to be clear; to be definite; to be certain
monitoring; watching; observation; surveillance; guarding; supervision
courage; bravery; valour; valor; nerve; boldness
sieve; sifter; screen; screening (jobs, candidates, etc.)
timidly; nervously; with nervous diffidence; trembling with fear
to quarry; to cut (timber); to begin to talk; to break the ice; to start a fire (with flint, by rubbing sticks together, etc.); to select and extract (from a media file)
forward; officious; impertinent; intrusive
to put to use; to make good use of; to exploit
for a moment; for a minute; for a while; for some time; for the time being; for now
after all is said and done; no matter what people say; in the end; definitely; undeniably
boy; juvenile; young boy; youth; lad
getting closer; drawing nearer; being not much different; being near (age, skill, etc.); becoming close (i.e. friendly); becoming intimate
branch; bough; limb; twig; sprig; spray
wind; breeze; manner; behaviour; cold; influenza
to be careful; to pay attention; to take care
keep ...-ing; have been ...-ing; leaving (something) on; leaving (something) still in use
to come unstuck from; to peel off; to come off
dry and rough; desiccated; rustling
to carry on one's shoulder; to shoulder; to bear; to bear (burden, responsibility, etc.); to take upon oneself