slate
/sleɪt; slet/ n
1
(a) [U] type of blue-grey rock that splits easily into thin flat layers 板岩; 石板
slate-coloured, ie blue-grey 石板色（蓝灰色）
[attrib 作定语]
a slate quarry 板岩采石场.
(b) [C] small thin piece of this, used as a roof tile 石板瓦
[attrib 作定语]
a slate roof 石板瓦屋顶. =>illus at App 1 见附录1插图, page vi.
2 [C] small sheet of slate in a wooden frame, formerly used by schoolchildren for writing on 石板（旧时学童书写用具）.
3 [C] (US) list of candidates for nomination or election 提名的或候选人的名单
on the Democratic slate 在民主党候选人名单上.
4 (idm 习语) a clean sheet/slate => clean1. (put sth) on the `slate (infml 口) (note sth down) to be paid for later rather than when it is bought 记在帐上（以後付款）
I've no change, could you put these eggs on the slate? 我没零钱, 能把这些蛋钱记在帐上吗? wipe the slate clean => wipe. slate, v
1 [Tn] cover (a roof, etc) with slates 用石板瓦盖（屋顶等）.
2 (US infml 口)
(a) [esp passive 尤用於被动语态
Tn, Tn.pr]
~ sb (for sth) propose sb (for an office, appointment, etc) 推举某人（任某职位等）; 提名
slated for the Presidency 被提名作总统候选人.
(b) [esp passive 尤用於被动语态
Tn.pr, Cn.t]
~ sth (for...) plan that sth will happen at a specified time 预定; 定於; 安排在
a meeting slated for Thursday/to take place on Thursday 定於星期四举行的会议.
3 [Tn, Tn.pr]
~ sb/sth (for sth) (Brit infml 口) criticize sb/sth severely, eg in a newspaper review 严厉批评某人[某事物]（如在报纸评论中）
slate a play, book, writer 猛烈抨击一话剧、 书、 作者
The idea got slated by the committee. 这种意见遭到委员会严厉批评.