1
trample sth underfoot
表示将某物踩在脚下，underfoot 置于宾语后。
The crowd trampled the flowers underfoot.
人群把花踩在脚下。
脚底下
先理解核心含义，再看它在真实句子里的用法。
脚底下
under the feet
The crowd trampled the flowers underfoot.
人群把花踩在脚下。
在脚底下。
Under one's foot or feet.
挡路；碍事。
In the way; situated so as to obstruct or hinder.
The new carpet feels soft underfoot.
新地毯踩在脚下感觉很柔软。
The cat is always getting underfoot when I cook.
我做饭时猫总在脚下碍事。
After the rain, the pavement was slippery underfoot.
雨后的人行道很滑，脚下容易打滑。
表示将某物踩在脚下，underfoot 置于宾语后。
The crowd trampled the flowers underfoot.
人群把花踩在脚下。
underfoot 描述脚底下的地面状态，常与形容词连用。
The ground was wet underfoot.
脚下的地面湿漉漉的。
指人或物碍事、挡路，多含贬义。
The children are always getting underfoot.
孩子们总是碍手碍脚。
Not this
The dog always underfoot when I'm cooking.
Use this
The dog is always underfoot when I'm cooking.
underfoot 是副词，不是动词，不能单独作谓语；句子缺少谓语，所以要用 is 构成 be + underfoot 的系表结构。
Not this
His toys were very underfoot in the hallway.
Use this
His toys were underfoot in the hallway.
underfoot 是副词，表示“碍事”，本身没有程度之分，不能用 very 修饰；删去 very 即可。
Not this
The cat is under the feet.
Use this
The cat is underfoot.
汉语“在脚下”不能直译为 under the feet；表示“在脚边碍事”要用副词 underfoot。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
踩在脚下；践踏
The soldiers trampled the grass underfoot.
士兵们把草踩在脚下。
碍手碍脚；挡道
The cat keeps getting underfoot while I cook.
我做饭的时候，猫总在脚边碍手碍脚。
脚下湿漉漉的；地湿
The pavement was wet underfoot after the storm.
暴风雨过后，人行道踩上去湿漉漉的。
脚下坚实；路面坚实
The trail was firm underfoot, perfect for hiking.
这条小路路面坚实，非常适合远足。
践踏某事物；蔑视，蹂躏
The company trampled its employees' safety concerns underfoot.
公司对员工的安全顾虑不屑一顾，肆意践踏。
碍手碍脚；挡路
Don't get underfoot while I'm working in the kitchen.
我在厨房干活时别碍手碍脚的。
踩在脚下；践踏
He felt his dignity had been trodden underfoot.
他感到自己的尊严被践踏了。
Use underfoot naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
拆分记忆：under（在…下）+ foot（脚）→ 就在脚下，脚下有东西就会碍事、挡道。
语域：neutral 常见场景：描述脚下空间、描述碍事、挡路 该词是中性常用表达，多用于描述某物在脚边或阻挡行动；口语和书面语中都比较常见。
underfoot 读作 /ˌʌndərˈfʊt/；真正押韵的是 foot、put、soot（都读 /ʊt/）。注意拼写相似的 boot、root、shoot 读 /uːt/，并不押韵；but 读 /bʌt/，也不押韵。
Dictionary facts from ECDICT, WIKTIONARY.