gōng / chéng / shī / jiǎn / chá / shù / jù / zǒng / xiàn / yǐ / pái / chú / xì / tǒng / tōng / xìn / gù / zhàng

工程师检查数据总线，以排除系统通信故障。

The engineer checked the data bus to rule out a system communication failure.