gōng / zuò / rén / yuán / bǎ / fú / tǒng / gù / dìng / zài / mǎ / tóu / wài / cè / tí / xǐng / chuán / zhī / zhù / yì / háng / dào

工作人员把浮筒固定在码头外侧，提醒船只注意航道。

The staff secured a buoy outside the pier to alert boats to the channel.