So, faced with the Danish advance, Alfred did not risk open battle but harried the enemy.
因此，面对丹麦人的进攻，阿尔弗雷德没有贸然同敌人作战，而是采用骚扰敌人的战术。
新概念英语第四册
Lesson 9 Royal espionage
📚 句中词汇解析
从本句中提取的重要词汇
vt. （使）前进;将…提前;预付;提出;
vi. （数量等）增加;向前推（至下一步）;上涨;
n. 增长;借款;（价格、价值的）上涨;预付款;
adj. 预先的;先行的;
💡 ab(from)+ance(before)→前进
"We feared that an advance on the capital would soon follow."
我们担心接下来会马上向首都推进。
近义：volunteer, propose, propound, prepayment, retainer, improve
反义：involute, back, reappear, recede, retrocede, retrogress
vt.& vi. 与…作战;争斗;
n. 战争，战役;比赛，较量;长期论战或长期作战;激烈的竞争;
💡 batt打，走+le表名词 → 战斗
"the battle of Waterloo"
滑铁卢战役
近义：strive, struggle, tilt, vie, war, wrestle
反义：reconcile, impasse, armistice, respite, truce, ceasefire
n. 仇敌;敌军;危害物;
adj. 敌人的;敌方的;与敌对力量相关的;
💡 am- 爱;喜爱;男女间的吸引;恨的反义#词根助记：en否定+em(am的变体)爱=不爱的人=敌人
"He drew his pistol and aimed at the enemy soldier."
他拔出枪对准敌兵.
近义：opponent, opposer, opposite, rival, adversary, foe
反义：mate, pal, partner, payfellow, sidekick, acquaintance
n. 危险，冒险;保险额;被保险人或物;
vt. 冒…的危险;使…冒风险（或面临危险）;
"Social services keep lists of at-risk children ."
社工组织保留有在家里可能遭受伤害的孩子名单。
近义：hazard, imperil, jeopardise, jeopardize, stake, threaten
反义：protect, safeguard, shield, ward, forefend, defend
adj. 敞开的，开着的;公开的，公共的;坦率的;有议论余地的;
vt.& vi. （打）开;开始;睁开;启动;
n. 户外，野外;空旷;公开;
vi. 使打开;展示，显现;
vt. 张开;开放;开张营业;为（建筑物）揭幕;
💡 打开圆(o)盒,取出钢笔
"The tournament is open to both amateurs and professionals."
这次锦标赛业余选手和职业选手均可参加。
近义：unclose, unlatch, unlock, unseal, inaugurate, incise
反义：lock, seal, shut, stitch, tuft