词汇	free coal
释义	free coal 软煤
随便看	shaking ore chute shaking out shaking-out shaking out by vibratory apparatus shaking out machine shaking-out machine shaking palsies shaking palsy shaking-panconveyer shaking-pan conveyer shaking -pan conveyer shaking sieve digger shaking-sieve digger shaking sifter shaking sleeve shaking sleeves shaking slightly in many carriages shaking sound shaking speed shaking-string strain sensor shaking table shaking-table shaking table, concentrating table shaking table experiment shaking table experimentation