请教一下这个触发器，大佬们看看那（魔球相关，原问题已解决）

return19860510

(store_trigger_param_1, ":var_0"),
(store_trigger_param_2, ":var_1"),
(store_trigger_param_3, ":var_2"),
(assign, ":var_3", ":var_2"),
(gt, ":var_3", 0),
(agent_is_alive, ":var_0"),
(agent_is_human, ":var_0"),
(agent_get_wielded_item, ":var_4", ":var_0", 1),
(gt, ":var_4", 0),
(agent_refill_wielded_shield_hit_points, ":var_0"),
(assign, ":var_3", 0),
(set_trigger_result, ":var_3"),
能翻译一下么？