ادامه مطلب ...level : intermediate or upper
Accelerate: _k séll_ ràyt : go faster: to move increasingly quickly, or
cause something to move faster. progress faster: to happen or develop
faster, or cause something to happen or develop faster
ac·cel·er·at·ed, adj
ac·cel·er·a·tive [ak séll_ ràytiv], adj
Barrier: bárree _r. thing that obstructs: something that obstructs or
separates, often by emphasizing differences. structure blocking access: a
structure, for example, a fence, intended to prevent access or keep one
place separate from another. limit or standard: something considered to
be a limit, standard, or boundary
(Those usages people keep telling you are wrong but which are actually standard in English.)
Split infinitives
For the hyper-critical, “to boldly go where no man has gone before” should be “to go boldly. . . .” It is good to be aware that inserting one or more words between “to” and a verb is not strictly speaking an error, and is often more expressive and graceful than moving the intervening words elsewhere; but so many people are offended by split infinitives that it is better to avoid them except when the alternatives sound strained and awkward.