tree sap
collocation树液
The tree sap was dripping from the broken branch.
树液从折断的树枝上滴落下来。
傻瓜；容易上当的人；活力；精力；边材；对壕；堑壕；皮包短棍；铅头短棒
The watery fluid that circulates through a plant, carrying nutrients.
植物的汁液,尤其是对营养至关重要的上下流动的汁液或循环液
The juice of plants of any kind, especially the ascending and descending juices or circulating fluid essential to nutrition.
从最前面的平行线向被围攻地点的斜坡或隐蔽路挖掘的狭窄沟渠或壕沟
A narrow ditch or trench made from the foremost parallel toward the glacis or covert way of a besieged place by digging under cover of gabions, etc.
植物维管系统中循环的含糖、盐和矿物质的水溶液
a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant
树木的边材或白木
The sapwood, or alburnum, of a tree.
缺乏判断力的人
a person who lacks good judgment
任何汁液
Any juice.
用皮革包裹的金属块,带有灵活的手柄,用于打击他人
a piece of metal covered by leather with a flexible handle; used for hitting people
活力
Vitality.
Maple trees produce a sweet sap used to make syrup.
枫树产生一种用于制作糖浆的甜汁液。
用法提示：此处sap为名词，意为植物汁液，指枫树中循环的含糖水溶液。
He's such a sap for believing their lies.
他真是个傻瓜，居然相信他们的谎言。
用法提示：此处sap为名词，口语中指缺乏判断力、易受骗的人。
The guard carried a sap for self-defense.
警卫带着一根防身用的短棒。
用法提示：此处sap为名词，指一种用皮革包裹金属的打击武器。
juice 比 sap 常用且范围更广，可指水果、蔬菜、肉类的汁液；特指树木中输送养分的汁液时，sap 更准确。
fluid 是“流体”的通称，比 sap 宽泛；需用 plant 等词限定后才能指树液，不能无条件互换。
liquid 意为“液体”，范围最大，可指水、油等；单独使用无法体现 sap 的“植物汁液”含义。
与 sap 的“活力、精力”义相对，指缺乏精力、昏昏欲睡的状态；该反义关系不适用于“树液”等其它义项。
与 sap 的“活力、精力”义相对，强调体力或精力虚弱无力；仅在此义项下构成反义。
树液
The tree sap was dripping from the broken branch.
树液从折断的树枝上滴落下来。
枫树汁
Maple sap is collected in early spring to make syrup.
枫树汁在早春收集用来制作糖浆。
树液上升
In spring, the sap rises and the buds begin to open.
春天树液上升，嫩芽开始绽放。
黏性汁液
Watch out for the sticky sap on the pine tree bark.
小心松树皮上黏性的汁液。
汁液流动
The sap flow is strongest during warm days after cold nights.
在寒冷的夜晚之后的温暖日子里，汁液流动最为旺盛。
可怜虫；傻瓜
That poor sap believed every word of the scam.
那个可怜的傻瓜相信了骗局里的每一句话。
树木是树液（sap）的主要来源。
木质部运输水分和矿物质，是树液循环的一部分。
韧皮部运输养分，与树液流动密切相关。
树液中含有糖、盐和矿物质等养分。
水是树液的主要成分之一。
可怜虫；倒霉鬼
The poor sap believed every word she said.
那个可怜虫相信了她说的每句话。
精力充沛；充满活力
The young athletes were full of sap after their victory.
获胜后，年轻运动员们精力充沛。
对……毫无抵抗力的人；容易被……打动的人
He's a total sap for romantic movies.
他完全抵挡不住爱情电影。
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Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.