graver
n. 雕刻刀；雕刻师
adj. 更重大的，更严峻的；更庄重的；更阴沉的 （grave 的比较级）
n. （Graver）（美）格拉弗（人名）
例句
Outside America, the consequences could be even graver.
美国之外，后果可能会更严重。
But the case could take years, and the three may never get to answer the graver charges.
但该案件可能要延续好几年，如此一来这三人有可能永远都无法等到接受其他情节更为严重的指控。
Then he looked a good deal graver, and said, "Have you been walking much on your chin lately?"
接着他看起来严肃至极地说：“难道你用下巴走路吗？”
