
四次 [sì cì] [词典] quartic; biquadratic; [例句]我们去看了四次治疗专家,现在孩子们已经稳定下来了。We saw the therapist four times, and the children have now settled down.

四次 [sì cì] [词典] quartic; biquadratic; [例句]我们去看了四次治疗专家,现在孩子们已经稳定下来了。We saw the therapist four times, and the children have now settled down.