hàn / gōng / xiān / jiǎn / chá / hàn / tiáo / shì / fǒu / shòu / cháo / rán / hòu / cái / kāi / shǐ / zuò / yè

焊工先检查焊条是否受潮，然后才开始作业。

The welder checks whether the welding rods are damp before starting work.