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- Having keen vision. 目光锐利的
- Having keen intellect; insightful. 聪明的；有洞察力的
- Having keen intellect;insightful. 聪明的;有洞察力的
- By comparison, the bottlenose dolphin has extremely keen vision in water. 淡水海豚眼睛的位置经常在游泳或进食时在一边或倒着，表明他们有前面或下面的立体视觉。
- Any of various large diurnal birds of prey of the family Accipitridae, including members of the genera Aquila and Haliaeetus, characterized by a powerful hooked bill, keen vision, long broad wings, and strong, soaring flight. 鹰一种日间活动的鹰科大猛禽，包括雕属和海雕属的成员，其特征为有力的钩形喙，敏锐的视觉、长而宽的翅膀，强劲高远的飞行
- The selected soldier needed to have keen eyesight, plus the ability to react quickly. 被选的士兵要求有敏锐的观察力及快速的反应力。
- A qualified guides also should have keen awareness of the policy and abide by the law awareness. 一名合格的导游员还应当具备敏锐的政策意识和遵纪守法意识。
- A good marksman is one who, in addition to having keen eyesight, has on extraordinary sense of timing and coordination. 神枪手不仅要有敏锐的眼力，还要具有在选择时间和协调动作方面的非凡判断力。
- A good marksman is one who,in addition to having keen eyesight,has on extraordinary sense of timing and coordination. 神枪手不仅要有敏锐的眼力，还要具有在选择时间和协调动作方面的非凡判断力。
- Having keen eyesight. 具敏锐的视觉
- As an active advocator of Wuehaoxue during the late Qing dynasty, Zhang Tai-yan had keen interest in Weijin literature. 摘要作为清末民初时期“五朝学”的积极提倡者，章太炎对于魏晋文学表现出极大的关注。
- Grind principle of whirl plank-grinding machinery and constitution as well as action of parts has keen narrated. 叙述了旋转砂光机的工作原理和结构组成以及各组成分的作用。
- A new type of respiratory inductive plethysmography (RIP) has keen designed based on digital demodulation technique with equal relative error. 根据呼吸感应体积描记技术的调频特性,结合等精度测量原理,提出了数宇呼吸感应体积描记设计。
- Besides perfect mastery of proficient skills and tactics, they must have keen insight and be able to catch the best time. 他们除了必须具备熟练过硬的技战术,还需要拥有敏锐的观察力和善于捕捉时机的能力。
- A dog has keen scent. 狗具有灵敏的嗅觉。
- I visualize having to fire some of the workers. 我预想到必须解雇一些工人。
- Having normal vision; free from visual distortion. 无视觉畸变的具有正常视觉的；没有发生视觉畸变的
- The symptom includes burn move, urticant, inflammation strut, still pudenda is prickled, it is even sometimes all round rectum also have keenly feel. 症状包括烧灼感，痒，发炎肿胀，还有阴部刺痛，有时甚至在直肠周围也有痛感。
- The blind have keen touch. 盲人有敏锐的触觉。
- I regret having to make so many staff redundant. 我很遗憾不得不裁减这么多职员。
