large but impractical

基本解釋

She shows that in large chunks of life, the simplistic search for the perfect choice is not only impractical, but leads to misery.
她表示，用人生的大部分時(shí)間來過分單純地追求完美抉擇，不僅無法實(shí)現(xiàn)，更會(huì)帶來痛苦。
But a lengthy, voluntary process is impractical in the panic surrounding the failure of a very large, complex financial institution.
但是當(dāng)下，大型復(fù)雜的金融機(jī)構(gòu)的失敗使得整個(gè)環(huán)境充斥著恐慌的情緒，而這一漫長(zhǎng)而無償?shù)倪^程在這么一種環(huán)境中很難實(shí)現(xiàn)。
As discussed above, file-level compression of large files might be impractical; but as expected, file-level compression achieves better results since it looks for repeated strings in the whole file.
正如上面所討論的，對(duì)大文件進(jìn)行文件級(jí)別的壓縮可能不太實(shí)際；但正如預(yù)期的那樣，文件級(jí)別的壓縮會(huì)取得更好的結(jié)果，因?yàn)樗窃谡麄€(gè)文件中尋找重復(fù)的字符串。