chū fā / qián / xiàng dǎo / jiǎn chá / měi ge rén / de / bīng zhuǎ / shì fǒu / gù dìng / láo kào

出发前，向导检查每个人的冰爪是否固定牢靠。

Before setting out, the guide checked whether everyone's crampons were securely fastened.