Positional means “to do with position” — where someone or something sits, or what place a person has in a group or a job.

Positional means意思是 "to do with position"「跟位置有關」 — where someone or something sits某人或某物在哪裡, or what place a person has in a group or a job或某人在團體或工作中的位置

A positional advantage in a game is a better place, not necessarily more points or more pieces. In an office, a positional title is the name of the job (manager, assistant), as opposed to the person’s own name.

in a game在遊戲裡 a positional advantage位置優勢 is是 a better place更好的位置, not necessarily不一定是 more points or more pieces更多的分數或棋子。In an office在辦公室裡, a positional title職位名稱 is是 the name of the job工作的名稱 (manager, assistant)（像經理、助理）, as opposed to而不是 the person's own name那個人自己的名字

Sport, chess, grammar, and workplace talk all use it.

Sport, chess, grammar, and workplace talk運動、西洋棋、文法、還有職場用語 all use it都會用到這個字

Though actually, students sometimes hear it and think only of a job; a ball on a field, a piece on a board, or a word in a sentence can be positional too — it is about where it sits.

Though actually不過其實, students sometimes hear it and think only of a job學生有時候聽到這個字只會想到工作; a ball on a field, a piece on a board, or a word in a sentence球場上的球、棋盤上的棋子，或句子裡的一個字 can be positional too也都可以是positional（跟位置有關） — it is about where it sits重點就是它在哪裡

The word is a bit technical. Everyday English often just says “about position” or “in that place.”

The word is a bit technical這個字有點專業。Everyday English日常英文 often just says通常就直接說 "about position" or "in that place"「about position」或「in that place」