bié / bǎ / zhè / mén / shǒuyì / kànchéng / diāochóngxiǎojì / guānjiàn / shíkè / tā / néng / pài / shàng / dà / yòngchǎng

别把这门手艺看成雕虫小技，关键时刻它能派上大用场。

Don't regard this craft as a trivial skill; it can be very useful in critical moments.