code: public Condition[] wrap(Condition... conditions){
  		final Condition[] clonedConditions = new Condition[conditions.length];
  		if(ArrayUtil.isNotEmpty(conditions)) {
  			Condition clonedCondition;
  			for(int i = 0; i < conditions.length; i++) {
  				clonedCondition = conditions[i].clone();
  				clonedCondition.setField(wrap(clonedCondition.getField()));
  				clonedConditions[i] = clonedCondition;
  			}
  		}
  		
  		return clonedConditions;
  	}
docs: 包装字段名<br>
  有时字段与SQL的某些关键字冲突，导致SQL出错，因此需要将字段名用单引号或者反引号包装起来，避免冲突
  @param conditions 被包装的实体
  @return 包装后的字段名