2017考博英语常考词组（33）
641. on the sly (=secretly) 偷偷地
642. smell of 有…的气味
643. be sorry about/for 懊悔的,后悔的,难过的
644. speak ill of 说…的坏话;
speak well of 说…的好话
645. specialize in 专门研究, 专攻
646. in spite of (=despite) 尽管
647. on the pot(=at the place of the action)在现场, 在出事地点; 或(=at once) 立即
648. take a stand against 采取某种立场反对
take a stand for 采取某种立场支持…
649. stare at 目不转睛地看, 凝视, 盯着
650. in step 步伐一致; out of step 步伐不齐
651. stick sth. on 把…贴在…上
652. stick to 粘着, 坚持
653. stick at (=continue to work hard at)继续勤奋地致力于…;stick one’s work坚持工作; stick at one’s books 勤奋读书
654. stick to (=refuse to leave or change)坚持;
stick to one’s promise 比喻食言
stick to one’s friend 忠于朋友
655. in stock 有….货
656. be strict with 对…严格要求
657. be/go on strike 罢工
658. subject…to(=cause…to experience)使受..到 subject (adj.) to 易受到…的
659. submit…to 提交
660. substitute…for 以…代替…