<p class="ql-block">以下是英语中常见以 "bi-" 为前缀的单词及例句，按词性和主题分类整理：</p><p class="ql-block">一、时间/频率类（表“双/每两次”）</p><p class="ql-block">1. Biannual（形容词）</p><p class="ql-block"> - 释义：一年两次的</p><p class="ql-block"> - 例句：</p><p class="ql-block">The company holds biannual meetings in April and October.</p><p class="ql-block">（公司在4月和10月举行一年两次的会议。）</p><p class="ql-block">2. Bimonthly（形容词）</p><p class="ql-block"> - 释义：每两月一次的；一月两次的（需根据语境区分）</p><p class="ql-block"> - 例句：</p><p class="ql-block">This magazine is published bimonthly.</p><p class="ql-block">（这本杂志每两月出版一期。）</p><p class="ql-block">3. Biweekly（形容词）</p><p class="ql-block"> - 释义：每两周一次的；一周两次的</p><p class="ql-block"> - 例句：</p><p class="ql-block">We have biweekly team calls on Mondays and Thursdays.</p><p class="ql-block">（我们每周两次在周一和周四开团队会议。）</p><p class="ql-block">二、生物/科学类（表“双/两”）</p><p class="ql-block">4. Bilingual（形容词）</p><p class="ql-block"> - 释义：双语的</p><p class="ql-block"> - 例句：</p><p class="ql-block">She grew up in a bilingual family speaking English and Spanish.</p><p class="ql-block">（她在说英语和西班牙语的双语家庭中长大。）</p><p class="ql-block">5. Bipedal（形容词）</p><p class="ql-block"> - 释义：两足行走的</p><p class="ql-block"> - 例句：</p><p class="ql-block">Humans are bipedal creatures.</p><p class="ql-block">（人类是两足行走的生物。）</p><p class="ql-block">6. Bisexual（形容词）</p><p class="ql-block"> - 释义：双性恋的</p><p class="ql-block"> - 例句：</p><p class="ql-block">He openly identifies as bisexual.</p><p class="ql-block">（他公开认同自己是双性恋。）</p><p class="ql-block">三、工具/技术类（表“双/双向”）</p><p class="ql-block">7. Bicycle（名词）</p><p class="ql-block"> - 释义：自行车（原义“两轮车”）</p><p class="ql-block"> - 例句：</p><p class="ql-block">She rides her bicycle to work every day.</p><p class="ql-block">（她每天骑自行车上班。）</p><p class="ql-block">8. Binoculars（名词）</p><p class="ql-block"> - 释义：双筒望远镜</p><p class="ql-block"> - 例句：</p><p class="ql-block">We used binoculars to watch birds in the distance.</p><p class="ql-block">（我们用双筒望远镜观察远处的鸟。）</p><p class="ql-block">9. Bidirectional（形容词）</p><p class="ql-block"> - 释义：双向的</p><p class="ql-block"> - 例句：</p><p class="ql-block">This street has bidirectional traffic.</p><p class="ql-block">（这条街有双向车流。）</p><p class="ql-block">四、其他常见词</p><p class="ql-block">10. Bigamy（名词）</p><p class="ql-block"> - 释义：重婚</p><p class="ql-block"> - 例句：</p><p class="ql-block">Bigamy is illegal in most countries.</p><p class="ql-block">（重婚在大多数国家是非法的。）</p><p class="ql-block">11. Bilateral（形容词）</p><p class="ql-block"> - 释义：双边的</p><p class="ql-block"> - 例句：</p><p class="ql-block">The two nations signed a bilateral trade agreement.</p><p class="ql-block">（两国签署了双边贸易协定。）</p><p class="ql-block">12. Bifocal（形容词）</p><p class="ql-block"> - 释义：双焦点的（眼镜）</p><p class="ql-block"> - 例句：</p><p class="ql-block">My grandfather wears bifocal glasses for reading and distance.</p><p class="ql-block">（我祖父戴双焦点眼镜看近处和远处。）</p><p class="ql-block">前缀 "bi-" 的规律总结</p><p class="ql-block">- 来源：源自拉丁语 bis（两次）或 bi-（两）。</p><p class="ql-block">- 含义：</p><p class="ql-block"> - 时间/频率：表“每两次”（如 biannual）。</p><p class="ql-block"> - 生物/物体：表“双/两”（如 bipedal, bicycle）。</p><p class="ql-block"> - 关系/方向：表“双向/双边”（如 bilateral）。</p><p class="ql-block">- 注意：部分词可能因语境产生歧义（如 bimonthly 需结合上下文区分“两月一次”或“一月两次”）。</p><p class="ql-block">掌握这些词汇可有效提升科技、生物及日常英语表达的准确性！</p>