取决于

• ピンイン: qǔ jué yú
• 漢字の分解: 取 = 耳 + 又 (determine/obtain); 决 = 氵+ 夬 (decide/resolve — water breaking through a dam); 于 = 于 (by/on — directional/relational particle)

意味

～による／～次第だ

Common in academic, analytical, and formal spoken Chinese. 这取决于… (this depends on…) is the standard pattern. Often followed by a noun phrase or clause naming the decisive factor.

例文

1. 项目能否按时完成取决于团队成员之间的高效协作与资源调配。
2. 政策的最终走向取决于各方利益群体的博弈与立法机构的审议结果。
3. 最终是否批准贷款取决于申请人的信用记录及还款能力评估。

使い方ガイド

場面: academic writing, analysis, policy, formal speech

トーン: neutral

正しい言い方

• 能否实现预期目标，很大程度上取决于团队能否在关键阶段保持高度的专注力与执行力。(Whether the expected goals can be achieved depends to a large extent on whether the team can maintain a high degree of focus and execution capability at critical stages.)
• 历史的走向往往不完全取决于个别领导人的决策，更多地受制于深层次的经济结构与社会力量的演变。(The course of history often does not depend entirely on the decisions of individual leaders, but is more constrained by the evolution of deep-seated economic structures and social forces.)

避ける言い方

• 这件事情取决于 — 取决于 must be followed by a noun or clause stating the decisive factor; a sentence ending with 取决于 is structurally incomplete

起源と歴史

取 (determine) + 决 (decide/resolve) + 于 (on/by) — to be decided or determined by a given factor

文化的背景

世代: All ages

社会的背景: Universal