Tributary cause
[医] 附因, 副因
🧩 词语组成解析
tributary
['trɪbjə'tɛri]
n. 支流;进贡国;附庸国;进贡者;
adj. （需向…）进贡的;附庸的;辅助的;支流的;
tribut给予+ary...的→给予东西→进贡的，支流的
cause
[kɔz]
n. 原因;动机;理由;事业;
vt. 成为…的原因;导致;引起;使遭受;
🗣️ 情景例句
The rainy season lasted until July.
雨季一直持续到7月。
He has left already .
他已经离开了。
One had winter we watched the river creep up the lower meadows.
有一年冬天，天气不好，我们眼看着河水浸没了地势较低的草场。