重点讲解:
1. at least (数量)至少,不少于;
Cut the grass at least once a week in summer.
夏天至少每周割草一次 。
2. decide to do sth. 决定,拿定主意(做);
Students may decide to seek tutorial guidance.
学生可以决定寻求导师指导 。
3. seek to do sth. 力图;想方设法;
The maintenance programme will additionally seek to keep the sites free of graffiti.
这个维护方案还会试图保护这些地点不被涂鸦 。
4. a series of 一连串;一系列;连续;接连;
The deal ended after a series of rancorous disputes.
经过一连串充满敌意的争吵,交易泡汤了 。
n. 维护,保持,维修,生活费用
n. 供给,