Left identity element
[计] 左幺元
🧩 词语组成解析
left
[lɛft]
adj. 左边的，左侧的;左派的;
n. 左，左面;[军]左翼;左派，激进分子;
adv. 向左;在左边;
v. 离开( leave的过去式和过去分词);
identity
[ai'dentiti]
n. 身份;[逻]同一性;个性;[数]恒等（式）;
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
Do you know anything about South American culture?
你了解南美洲的文化吗？
No gains without pains.
不劳无获。
Suddenly my wife spotted a boat moored to the bank.
突然，妻子发现岸边泊着一条小船，