action-reaction law; Newton's third law of motion
Helmond (The Netherlands); Helmont
necessity is the mother of invention
time-stamp; time-stamping machine
(study of) nursing; nursing science
appreciation of the yen; strong yen; strengthening of the yen; high-valued yen; exchange in favor of the yen (favour)
artificial muscle; synthetic muscle
in a daze; absent-mindedly; dimly; hazily; with a roar (of flames); with a whoosh
correlation; interrelation; intertwining
repulsion; repulsive force
main ingredient; main component
first person to say something; first person to suggest something
holding on to; sticking to
ball of flames; mass of flames; body covered with flames
unprecedented; unheard-of; record-breaking
staged event; faked situation; prearranged performance
godparent; first person to give something its name
revolutionary (e.g. technology)
it doesn't matter what; anything is fine
to slacken; to loosen; to relax; to slack off (e.g. one's work, attention); to not put one's heart in
focus of one's attention; what one is looking for; point of view; viewpoint
essential part; indispensable part; unavoidable part; front and back matter (of a book, magazine, etc.)