two times; twice; two degrees
secret techniques (of an art or skill); inner mysteries; essence; quintessence; heart
to look displeased; to frown; to scowl; to look grave; to look serious
landlocked masu salmon (Oncorhynchus masou masou)
fishing; gathering seafood (e.g. clams, seaweed); catch (e.g. of fish); haul
to be caught (of a wild animal or fish); to be captured; to be able to catch; to be able to win (a title, prize, etc.)
timewise; temporal; chronal
to fall to one's knees; to go down on one's knees (e.g. to express respect)
surely; certainly; no doubt; must
to hold (in one's hand); to take (into one's hand); to own; to obtain
course; route; course (of study); program; lane (in running, swimming, etc.); course (of action); policy
while; although; (but) on the other hand; at the same time; opposite side; other side
awfully; frightfully; desperately; violently; unduly; extremely
could result in (something undesirable); might end up (doing, happening); run the risk of
(excessively) easy video game; easy-to-beat game; something easy to do; something that presents no challenge; trivial thing
hidden ball trick; ace up one's sleeve; secret weapon
many; much; plenty; hardly
superiority; superior power; predominance; preponderance
quiet; calm; easily; comfortably; distant; far-off
retention; maintenance; preservation
solution (of an equation, inequality, etc.); root (e.g. of a polynomial); solution (to a given problem); answer; explanation; interpretation
not straightforward; not dealt with by ordinary means; very hard to manage
to bend loosely back and forth; to wriggle; to be crooked
backwash; rip current; stern wave; drawback (of a tsunami, i.e. when a wave trough reaches land before a crest)
to bring back; to restore
change; alternation; rotation; replacement; substitution; shift
to call (someone) to (the door, phone, etc.); to tell (someone) to come; to call up (on the phone); to invoke (e.g. a subroutine); to call; to open (e.g. a file)
to lose population (e.g. of active forum members, etc.)
to throw at; to turn; to raise
muscle; tendon; vein; artery; fiber; fibre; line
dejectedly; sorrowfully; crestfallen
with a complacent smile; with a smile of satisfaction
swimming crab (Portunus trituberculatus)
experienced person; person who has had a particular experience