英文解释： adjective: large enough to be noticed (usu. refers to an amount)
例句： There is an appreciable difference between those who say they can get the job done and those who actually get the job done.
英文解释： noun: fearful expectation
例句： Test day can be one of pure apprehension, as many students worry about their test scores.
英文解释： adjective: expressing praise or approval
例句： Although it might not be her best work, Hunter's new novel has received generally approbatory reviews.
英文解释： "verb: to give or take something by force
verb: to allocate"
例句： "The government appropriated land that was occupied by squatters, sending them scurrying for another place to live.
The committe appropriated the funds to its various members."
英文解释： adjective: supply added support
例句： n hiking Mt. Everest, sherpas are appurtenant, helping climbers both carry gear and navigate treacherous paths.
英文解释： adjective: based on a random, groundless decision
例句： One of the arbitrary decrees in place during the emperor's rule is that all citizens pay him weekly homage at his palace.
英文解释： adjective: requiring secret or mysterious knowledge
例句： Most college fraternities are known for arcane rituals that those hoping to the join the fraterntiy must learn.
英文解释： adjective: to be deliberately teasing
例句： The baroness was arch, making playful asides to the townspeople; yet because they couldn't pick up on her dry humor, they thought her supercilious.
英文解释： adjective: so old as to appear to belong to a different period
例句： Hoping to sound intelligent, Mary spoke in archaic English that was right out of Jane Austen's Pride and Prejudice--needless to say, she didn't have many friends.
英文解释： adjective: demanding considerable mental effort and skill; testing powers of endurance
例句： In order to deal with the arduous cross-country journey, truck drivers often survive on a string of caffeinated drinks, staying awake for up to 30 hours at a time.