crude

他粗鲁的评论震惊了餐桌上的所有人。

His ___crude comment shocked everyone at the dinner table.

他关于她外表的粗俗笑话冒犯了她。

She was offended by his ___crude jokes about her appearance.

早期人类使用粗糙的石制工具进行狩猎和切割。

Early humans used ___crude stone tools for hunting and cutting.