SAT词汇技能2 - 第 40 课

(of people) unable to express oneself clearly or easily

happening or continuing without interruption or stopping

impossible to be conquered or overcome

a small book with a paper cover giving information about a particular subject

someone who writes pamphlets, especially one who promotes partisan views on political issues

more than enough to meet the needs or exceed expectations

(physics) the maximum distance a vibrating material, sound wave, etc. such as a pendulum travels from its first position

to make something known to someone or the public, particularly when it was a secret at first

to break the connection between people, objects, devices etc.

doing something secretly in an attempt to avoid notice

in a secretive manner to avoid drawing attention