Ik
abbr. 钾电流；反向动力学（Inverse Kinematics）
🗣️ 情景例句
I know about how business is done here.
我认为这方面比较在行。
Grain by grain and hen fills her belly.
一粒一粒啄米，母鸡填饱肚皮。
What's your problem?
你怎么回事啊？