leg

feel (或 find) one's legs

become able to stand or walk

站得住（或走得动）

get one's leg over

(vulgar slang)(of a man) have sexual intercourse

(粗俚)（男性）与…有一腿（指性交）

have the legs of

(Brit.)be able to go faster or further than (a rival)

(英)比（对手）跑得更远或更快

not have the legs

(of a ball, especially in golf) not have sufficient momentum to reach the desired point

（球，尤指高尔夫球）力度不够，不到位

not have a leg to stand on

have no facts or sound reasons to support one's argument or justify one's actions

站不住脚

on one's hind legs

(Brit. informal)standing up to make a speech

(英，非正式)起立发言

he wasn't afraid to get up on his hind legs at a social gathering and talk.

他不怕在社交聚会上起立发言。

on one's last legs

near the end of life, usefulness, or existence

奄奄一息，朝不保夕

the foundry business was on its last legs.

铸造生意朝不保夕。

a leg to stand on&I{【俚语】}

A justifiable or logical basis for defense; support

站得住脚的基础：有根据、符合逻辑的辩护基础；支持

He doesn't have a leg to stand on in this debate.

在这次辩护中，他完全站不住脚

a leg up&I{【俚语】}

The act or an instance of assisting; a boost.

帮助：协助的行为或实例；支援

A position of advantage; an edge

优势：有利的地位；强处

We have a leg up on the competition.

我们在这次竞争中享有优势

on (one's) last legs

At the end of one's strength or resources; ready to collapse, fail, or die.

枯竭，江郎才尽：某人力量或才智的尽头；即将崩溃、失败或死亡