?sth cheap but useful; ?worthless trifles ? 他是個(gè)細(xì)心人，～到了他手里也能變成有用的東西。He is a good craftsman. Even odds and ends can be turned into useful things in his hands.
牛溲馬勃niú sōu mǎ bó
牛溲：車前草；馬勃：馬屁菌。這兩個(gè)都是極便宜的普通中草藥。比喻微賤但有用的事物。worthless trifles, sth. cheap but useful, trivial and useless things