Mark off
成人 Adult Edu划分出
🧩 词语组成解析
mark
[mɑːk]
n. 斑点;记号;成绩;标准;
vt. 作记号;表示;给…打分;在…留下痕迹;
vi. 评分;注意;（比赛中）记分;
mark(mark)→符号；分数；标签；计分；做记号；加标签；使显著
off
[ɔ:f, ɔf]
prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距，离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
🗣️ 情景例句
Like his father. A real Stewart.
像他爸爸一样。一个真正的Stewart家成员。
That's a selfish point of view.
那是个自私的观点。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。