a crucial test that proves the value or success of something
一个关键测试，证明某物的价值或成功 (yī gè guānjiàn cèshì, zhèngmíng mǒu wù de jiàzhí huò chénggōng)
"The product launch will be the acid test of our new design."
"产品发布将是我们新设计的酸性测试。" (chǎnpǐn fābù jiāng shì wǒmen xīn shèjì de **suānxìng cèshì**)
a son behaves like his father
to confront a problem or challenge directly and with determi...
a person who loves reading books
very intelligent or quick-thinking
to stay focused on a task or goal
to take on responsibility or a difficult task
