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- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Interfascicular cambium A single layer of actively dividing cells between the vascular bundles in stems. 束间形成层：束间形成层是位于茎的维管束间的具有旺盛分裂能力的一层细胞。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。
- Apical meristem The actively dividing cells constituting the growing point at the tip of the root or stem in vascular plants. 顶端分生组织：位于维管植物的根尖和茎端具有分裂能力的细胞。
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- He was disabled when on active service. 他在战斗中受伤致残。
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The active boy was extremely distractible. 那好动的男孩极不专心。
- His lame foot disqualified him for active work. 跛脚使他无法参加积极活动。
- He's very active for an elderly man. 作为老年人，他是非常活跃的。
- This lagoon "divider" consist of sand. 泻湖这个“分水岭”是由砂质物构成的。
- In general, mitoses are more likely to be seen in malignant neoplasms.Remember, though, that normally cells are actively dividing in bone marrow, gonads, and gastrointestinal tract. 一般来说，恶性肿瘤的核分裂相多见，但记住，骨髓，生殖腺和胃肠道的细胞分裂活跃。
- She is very active for an octogenarian. 她已经是八旬老人了，还很精神。
- She is much the most active member in our group. 她绝对是我们组最活跃的成员。
