fast

fast

名词 fast:

abstaining from food

同义词：fasting

动词 fast:

abstain from certain foods, as for religious or medical reasons

abstain from eating

形容词 fast:

acting or moving or capable of acting or moving quickly

(used of timepieces) indicating a time ahead of or later than the correct time

at a rapid tempo

(of surfaces) conducive to rapid speeds

firmly fastened or secured against opening

同义词：barred, bolted, latched, locked, secured

resistant to destruction or fading

unrestrained by convention or morality

同义词：debauched, degenerate, degraded, dissipated, dissolute, libertine, profligate, riotous

hurried and brief

同义词：flying, quick

securely fixed in place

同义词：firm, immobile

unwavering in devotion to friend or vow or cause

同义词：firm, loyal, truehearted

副词 fast:

quickly or rapidly (often used as a combining form)

firmly or tightly

同义词：tight