Undercurrents
n. 潜流, 暗流( undercurrent的复数形式 ); 潜在的感情、影响或倾向（尤指与表面相反的）
🗣️ 情景例句
and then I asked myself,
然后我问自己，
Art is long, but lift is short.
人生有涯，而学无涯。
They have found that it is connected with the passage of days and the phases of the moon.
他们发现代码与昼夜更迭和月亮圆缺有关，