解释句中加粗字的意思。
①方其远出海门________________
②吞天沃日________________
③则一舸无迹________________
④乘骑弄旗标枪舞刀________________
⑤饮食百物皆倍穹常时________________
⑥则僦赁看幕,虽席地不容闲也________________
⑦出没于鲸波万仞中________________
⑧倏尔黄烟四起________________
⑨江干上下十余里间________________
⑩玉城雪岭际天而来________________