one's own convenience; one's way; surroundings; environment; convenience; ease of use; financial circumstances
to finish; to get it over with; to settle; to pay back; to get along (without something); to make do with (without)
person; someone; human beings; mankind; human (Homo sapiens); (other) people; others
laboratory; seminar room; professor's office
structure; construction; arrangement; plan; plot; contrivance
so; like this; in this way; this much; to this extent
difficult; hard; impossible; unfeasible; fussy; particular; gloomy
to finish; to stop; to close (a business, etc.); to close down; to put away; to put back
you have only to; all you have to (do); all that's required; as long as; if only
unexpectedly; surprisingly; unexpected; unanticipated; unforeseen
simple; easy; uncomplicated; brief; quick; light
explanation; exposition; description; account; caption; legend
to do; to carry out; to cause to become; to make (into); to serve as; to act as; to wear (clothes, a facial expression, etc.)
Einstein; Einstein, Albert (1879-1955; German-born theoretical physicist)
a little; a bit; a little while; a short time; a little way; a short distance
to become; to get; to result in; to turn out; to consist of; to be composed of; to be completed
for example; for instance; e.g.
start; beginning; starting (e.g. a race); departing; starting point
goal (in soccer, hockey, etc.); basket (in basketball); finish line; finishing line; reaching the finish line; finishing (a race)
until (a time); till; to (a place or person); as far as; to (an extent); up to
light; illumination; ray; happiness; hope; influence; power
that; the; part (as in "part two"); um ...; er ...
course; route; course (of study); program; lane (in running, swimming, etc.); course (of action); policy
direction; orientation; bearing; course (e.g. of action)
towards (a destination); for the purpose of; with the goal of; targeting (a group, a demographic)
to advance; to move forward; to carry forward (plans, work, etc.); to proceed with; to raise; to elevate
to try to ...; to be about to do ...; to decide to ...; to take as; to treat as; to use for; to suppose that (such) is the case
to pass (of time); to elapse
to move; to stir; to operate; to run; to make a move; to take action; to be touched
part; portion; amount; worth (as in "two days' worth"); one's means; one's place; one's duty
to go away; to become more distant; to fade away; to be estranged
not less than ...; ... and over; beyond (e.g. one's expectations); above; the above; the above-mentioned
like; as; so that; in order that; be sure to; I hope (that)
to be seen; to be visible; to look; to seem; to come
which way; which direction; which one (esp. of two alternatives); who
one's say; one's point; one's case; complaint; objection; grievance
right; correct; proper; righteous; just
answer; reply; response; answer; solution; result
both; both sides; both parties
that is to say; that is; in short; in brief; clogging; obstruction; shrinkage
time; hour; period; class
to advance (spatially); to go forward; to precede; to go ahead (of); to make progress; to move ahead (e.g. of work); to intensify