择地而蹈

Explanation: Choose a place to walk. Describe the work carefully. 　　Source: "Historical Records Boyi Tales" or the choice of the tread, when the then verbally, the line could not help diameter, non-fairness energies. " 　　Examples: Students will be ~, err on the side of strict, not loss of the vertical also! ★ Ching Lee Green Park "Qiludeng" fifty-eighth back