自由落体 zì yóu luò tǐ

DEFINITIONS

  1. free-fall

CHARACTERS

自 zì
HSK 3
self, private, personal; from
由 yóu
HSK 4
cause, reason; from
落 luò
HSK 4
fall, drop; net income, surplus
体 tǐ
HSK 2
body; group, class, body, unit; inferior