必要時(shí)可以把它當(dāng)作武器.At a pinch it can be used as a weapon.必要時(shí), 他們?cè)笧閲?guó)捐軀.They were ready to die , if necessary, for their country.他們不怕應(yīng)對(duì)這些問題，也不怕必要時(shí)來一番激烈的爭(zhēng)論。They are not afraid to tackle the issues or let the sparks fly when necess...