probably isn't (doesn't, won't, etc.); don't (doesn't) intend to; intend not to; must not; (when used in an imperative sentence) don't
one arm; one's right-hand man; one's right hand
hard fight; close game; struggle; tight contest
could result in (something undesirable); might end up (doing, happening); run the risk of
very interesting; of great interest
somehow; how; in what way; why; what kind of
even; even if; even though; because of; on the grounds that
at a moment's notice; readily
to; for; from the standpoint of; as far as ... is concerned
technology; engineering; technique; skill; art; craft
it's different when ... but; it's not so bad when ... but
low rank; lower position; subordinate position; lower order (e.g. byte)
price; cost; value; worth; value
how long; how much; to what extent
(practical) application; putting to practical use; applied
novice; beginner; starting to run; running off; running away
to seize; to catch; to obtain; to acquire; to understand; to grasp
article; goods; fine thing; fellow; (arch.) prostitute; (arch.) price
real thing; original; actual
to arrive at (after a struggle); to finally reach; to find one's way to; to finally hit on (e.g. an idea)
trouble; hardship; difficulty; anxiety; worry; concern
that is to say; that is; in short; in brief; clogging; obstruction; shrinkage
(not) well; (not) properly; (not) enough; (not) sufficiently; (not) satisfactorily; (not) decently
inheritance; bequest; legacy; heritage
to concern; to be related
nature; natural; spontaneous; naturally; spontaneously
to follow in order; to go through step-by-step
explanation; exposition; description; account; caption; legend
concrete; definite; specific; material; substantial
query; interrogation; enquiry; question; inquiry
inscription; epitaph; (manufacturer's) engraved signature; motto; maxim
research material; experimental material
demolition; taking down; dissolution (of an organization, company, etc.); breaking up; dissection (of a body); dismemberment
inside; interior; inner part
to train; to teach; to acquire (information); to learn; to stock; to stock up on
same kind (race); homogeneousness
if that is the case; if it becomes so; when it becomes so