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at one time and another：在不同场合, 在不同的时期

at one time(过去)有个时期; 曾经, 一度 同时 | at one time and another 在不同场合, 在不同的时期 | at one time with another 在不同场合, 在不同的时期

at one with：(与...)一致

353at one time以前;曾经 | 354at one with(与...)一致 | 355at one's wits' end智穷计尽

at one with sb：与某人一致

one for the road: 临走前的最后一杯,送行酒 | at one with sb.: 与某人一致 | rolled up into one: 融为一体,集于一身

at one's back：支持某人

at one blow 一举,一下子 | at one's back 支持某人 | at one's best 处在最佳状态

have sb. at one's back：有...支持, 有...作后台

65. at one's back 支持,维护; | have sb. at one's back 有...支持, 有...作后台 | 66. turn one's back on sb.不理睬,背弃,抛弃

have sb. at one's back：以某人做靠山

26 behind one's back 背着某人;暗地里 | 27 have sb. at one's back 以某人做靠山 | 28 turn one's back on sb. 掉头不理睬;拒绝帮助别人

at one's best：处在最佳状态

at one's back 支持某人 | at one's best 处在最佳状态 | at one's wits' end 智穷计尽

at one's best：处于最佳状态

at one's request 应某人请求 | at one's best 处于最佳状态 | at one's wits' end 不知所措

at one's best: in one's best condition：处于最佳状态

The noise was driving him crazy. 噪音快让他发疯了. | 5. at one's best: in one's best condition 处于最佳状态 | The singer was at her best during her performance. 这歌手在演出时达到最佳状态.

At one's disposal：由某人做主

at one's command 可自由支配 | at one's disposal 由某人做主 | at one's ease 没有拘束的

Fix, Unfix,Group,Ungroup：(固定, 不固定,成组, 不成组)

Align Components(元件对准) 79 | Fix, Unfix,Group,Ungroup(固定, 不固定,成组, 不成组) 80 | Select Net(选择线网) 80

glycol monoacetate：乙二醇一乙酸酯

glycol lubricant 乙二醇润滑剂 | glycol monoacetate 乙二醇一乙酸酯 | glycol monobenzyl ether 乙二醇一苄醚