a spong
spong 在此指田地中不规则狭窄的突出部分。
The map showed a spong protruding into the adjacent field.
地图显示一块海绵状突起伸入相邻田地。
先理解核心含义，再看它在真实句子里的用法。
海绵剂
Sponginum (a medicinal sponge or styptic).
[医]
The farmer plowed around the spong to avoid damaging the crop.
农夫绕过那块突地耕地，以免损坏庄稼。
用法提示：这里'spong'作为名词，指田地中不规则狭长的突起部分。
A spong can be seen extending from the edge of the field, covered in wildflowers.
可以看见一块狭长的突起地从田地边缘伸出，上面长满野花。
用法提示：这里'spong'作为名词，指田地边缘突出的部分。
The surveyor noted the location of each spong on the map.
勘测员在地图上标出了每块突地的位置。
用法提示：这里'spong'作为名词，指田地中的突起地形。
spong 在此指田地中不规则狭窄的突出部分。
The map showed a spong protruding into the adjacent field.
地图显示一块海绵状突起伸入相邻田地。
The spong of the field was covered in wildflowers.
田地的突出部分覆盖着野花。
grammar · medium
易错句子The field has many spong.
正确表达The field has many spongs.
“spong”是可数名词，复数形式为“spongs”。汉语中没有严格的数范畴，学习者容易忽略复数标记。
grammar · medium
易错句子I need a spong to clean the table.
正确表达I need a sponge to clean the table.
“spong”意为田地中的狭窄突出部分或海绵剂，与清洁用的“sponge”（海绵）拼写相近但意义不同。学习者因形似而误用。
spong 是专业术语，意为海绵剂或田地突出部分；sponge 是日常用词，意为海绵或海绵状物。
spong 是名词，spongy 是形容词，意为像海绵的、松软的。
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