leavened
用法要点
形容词用法
作为形容词时，描述食物（如面包、面团）经过酵母发酵的过程，或比喻事物因加入某些元素而变得轻松、有趣。
动词过去分词用法
作为动词leaven的过去分词，表示已完成发酵动作，常与be动词连用构成被动语态，或用于完成时态。
介词搭配
常与介词with连用，表示“用...来发酵”或“掺入...因素”，用于具体或比喻语境。
语域说明
在烹饪语境中为技术性词汇，在一般写作或口语中多用于比喻，使语言更生动，属于正式或文学语域。
基础例句
This bread is leavened with yeast, so it rises nicely in the oven.
这面包是用酵母发酵的，所以在烤箱里发得很好。
She leavened the serious meeting with a few jokes to lighten the mood.
她在严肃的会议中掺入几个笑话，让气氛轻松起来。
The dough needs to be leavened for at least two hours before baking.
面团在烘烤前需要至少发酵两小时。
His speech was leavened with personal stories that made it more engaging.
他的演讲掺入了个人故事，使其更吸引人。
高级例句
In academic writing, the argument was leavened with empirical data to enhance its credibility.
在学术写作中，论点掺入了实证数据以增强其可信度。
The business proposal was leavened by innovative ideas, making it stand out in the competitive market.
商业计划书因掺入创新想法而脱颖而出，在竞争激烈的市场中显得独特。
Historical narratives are often leavened with cultural insights to provide a broader perspective.
历史叙述常掺入文化见解，以提供更广阔的视角。
The technical report was leavened with visual aids to facilitate understanding among diverse stakeholders.
技术报告掺入了视觉辅助工具，以便不同利益相关者更容易理解。
高频搭配
adjective
verb
noun
adverb
preposition
phrase
常见错误
leaven是动词原形或名词，这里应用过去分词leavened表示被动或完成状态，描述面包已发酵。
leaven特指用酵母发酵，sugar不能直接使面团发酵，可能用于调味或辅助，但标准搭配是yeast。
近义词辨析
fermented
fermented泛指通过微生物（如细菌、酵母）作用产生的发酵过程，可用于多种物质（如酒、泡菜），而leavened专指用酵母使面团膨胀的发酵，或比喻性用法。
The kimchi is fermented (not leavened), while the bread is leavened with yeast.
lightened
lightened指使某物变轻或更明亮，多用于物理或情绪层面；leavened在比喻中强调掺入元素以改善质地或氛围，更具技术或文学色彩。
The room was lightened by new windows (physical change), but the discussion was leavened with humor (metaphorical enrichment).