a fell
折缝是一种缝合方式，将布边折叠后缝合，防止脱线。
The dressmaker used a fell to finish the edge.
裁缝用折缝来收边。
高地；荒原；丘陵
fells — plural of fell
砍伐；伐木；缝褶；褶裥缝线；细矿粒；矿粉；织边；布边；一季所伐的木材
A cutting-down of timber.
High and barren landscape feature such as a mountain range or mountain terrain above the tree line.
The finer portions of ore, which go through the meshes when the ore is sorted by sifting.
The stitching down of a fold of cloth; specifically, the portion of a kilt, from the waist to the seat, where the pleats are stitched down.
The end of a web, formed by the last thread of the weft.
The lumber company reported a record fell this autumn.
这家木材公司报告今年秋季的采伐量创下了纪录。
用法提示：此处'fell'为名词，意为'一季所伐的木材'，作主语。
She carefully pressed the fell flat after stitching.
缝纫后，她小心地将折缝压平。
用法提示：此处'fell'为名词，意为'折缝'，作宾语。
The fell of the tree required careful planning.
砍伐那棵树需要精心规划。
用法提示：此处'fell'为名词，意为'砍伐'，作主语。
折缝是一种缝合方式，将布边折叠后缝合，防止脱线。
The dressmaker used a fell to finish the edge.
裁缝用折缝来收边。
指在一个季节内砍伐的木材总量。
The lumberjack cut a fell of pine trees.
伐木工砍伐了一季的松树。
timber 泛指可用的木材，不特指一季的砍伐量
lumber 主要指已加工的木材，与 fell 所指的砍伐量不完全等同
grammar · medium
易错句子The fold should be sewn carefully.
正确表达The fell should be sewn carefully.
在缝纫中，fold（折痕）与fell（折缝）不同。Fell特指将布边折入后缝合的平整折缝，而fold泛指任何折叠。
grammar · medium
易错句子The fall of trees this season is huge.
正确表达The fell of trees this season is huge.
名词fall常表示秋天或坠落，而fell在林业中表示一季所伐的木材量。发音和拼写相近导致混淆。
平折缝
The shirt is sewn with a flat fell seam for durability.
这件衬衫用平折缝缝制，以增加耐用性。
折缝针法
She used a fell stitch to finish the edges of the fabric.
她用折缝针法完成了布料的边缘。
年伐量
The annual fell of the forest is carefully managed.
森林的年伐量被仔细管理。
木材砍伐量
The fell of timber this season exceeded expectations.
本季的木材砍伐量超出了预期。
一下子，一举
The company laid off 200 employees at one fell swoop.
公司一下子解雇了200名员工。
失败，落空
Our plans for a vacation fell through because of the storm.
我们的度假计划因为暴风雨而落空了。
不足，达不到
The project fell short of the expected results.
该项目未达到预期结果。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.