
leaf
词源
源自古英语'lēaf',与荷兰语'loof'、德语'Laub'同源,最终源自原始日耳曼语'laubaz'。
noun
❶ 植物的绿色扁平部分,通常长在茎或枝上,负责光合作用。常见于树木、花草等植物。
“The tree has many green leaves in summer.”
(夏天这棵树有许多绿叶。)
“She pressed a maple leaf between the pages of her book.”
(她把一片枫叶夹在书页之间。)
❶ 薄而平的物体部分,如纸张、金属片等,常指书页或家具的可活动部分。
“He turned the leaf of his notebook to a blank page.”
(他把笔记本翻到空白页。)
“The table has an extra leaf for when we have guests.”
(这张桌子有一块活动面板,供来客人时使用。)
verb
❶ 植物长出叶子或翻动书页的动作。常用于描述植物生长或快速浏览内容。
“The trees will leaf out in spring.”
(春天树木会长出叶子。)
“She leafed through the magazine while waiting.”
(她等待时快速翻阅杂志。)
常见短语
turn over a new leaf — 改过自新,开始新的生活方式或行为方式。常用于描述人决定改变不良习惯或态度。
“After his illness, he decided to turn over a new leaf and exercise regularly.”
(生病后,他决定改过自新,开始定期锻炼。)
take a leaf out of someone's book — 效仿某人的成功做法,学习别人的好榜样。字面意思是'从别人的书中取一页'。
“You should take a leaf out of your sister's book and study harder.”
(你应该向你姐姐学习,更加努力地学习。)