foreign matter; impurities
how long; how far; how much
unsophisticated; ruggedly honest; artless; unaffected; simple; naive
growing impudent; becoming arrogant; getting stuck-up; becoming more severe (esp. regarding something bad); increasing
new work; new production; new composition; new creation; new title
stone (of a fruit); pit; core (of an organization, team, etc.); nucleus; nuclear weapons; nucleus (of an atom); nucleus (of a cell)
trial product; prototype model
new type; new style; new model; new strain (e.g. infectious disease)
being able to do as one pleases; doing at will; pothook
ground-breaking; revolutionary; unprecedented; epoch-making
to spring; to bound; to be stimulated; to be encouraged; to pay handsomely; to splurge
to pin down; to knock down; to push (and hold) somebody down (esp. with sexual connotations)
absent-mindedly; idly; vacantly; doing nothing
on the occasion of; at the time of
adapting oneself to the requirements of the moment; playing by ear; ad hoc approach
head start; initiative; preemption
the scruff or nape of the neck
to take in; to bring in; to capture (e.g. image); to import; to win over; to please
a bit better than; not much more than; not much different from
firearms; missile; projectile weapon
attenuation; damping; decay
to risk one's life (to do); to put one's life on the line; to step forward (to do); to give one's all
useless; futile; unnecessary; needless; not on business; unrelated
so miserable that it is painful to look at; can't bear to look at; painful to watch
men and women of all ages
eleven; 11; jack (playing card); Hodgson's hawk-cuckoo (Cuculus fugax); Horsfield's hawk cuckoo
to anticipate; to expect; to place confidence in; to put trust in; to find promising; to see good prospects (in)
increasing the number of staff; hiring more people
smooth; undisturbed; uninterrupted; harmonious
to knock down; to knock off
to be of no concern to one; to be nothing to do with one
dark red; dark brown; reddish brown
successively; one after another
source of river; fountainhead
(time of) emergency; (in) event of emergency; (in) case of emergency
thrusting (a spear, etc.)
to be wounded; to get injured; to get hurt feelings; to get damaged; to get chipped
difficulty; trouble; accident; disaster; fault; defect
highly priced; expensive; valuable; costly