qù / zhǎo / zé / dì / kǎo / chá / shí / qǐng / tí / qián / zhǔn / bèi / yì / shuāng / jiē / shi / de / shè / shuǐ / xuē

去沼泽地考察时，请提前准备一双结实的涉水靴。

When visiting a wetland for research, prepare a sturdy pair of wading boots in advance.