- adamant: n. 坚硬无比的东西;【地质学;地理学】硬石(指金刚石等 ...
- engineering: n. 1.工程(技术),工程学。 2.开车技术。 3.土 ...
- co: Co = 1.cobalt 【化学】钴。 2 ...
- adamant: n. 坚硬无比的东西;【地质学;地理学】硬石(指金刚石等)。 adj. 1.坚硬的。 2.坚决的。 Once he had made his decision, he was adamant and would not change his mind. 他一旦做出决定,就坚决不改变主意。
- co ltd: 有限公司
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