查询词典 keep under

under steam：被汽力推动着, 在航行中拿出精神

under its [her] own steam (指船)依靠本身的蒸汽力; 恁自己的力量, 不靠别人的帮助 | under steam 被汽力推动着, 在航行中拿出精神 | with all one's (full) steam on 开足马力

under steam：某事正在进行中

steam up 使. . 蒙上蒸汽 | under steam 某事正在进行中 | under one's own steam 独立地

under study：在研究着

15. ____ modern times(在)现代 | under study 在研究着 | under construction 在建设中

under study：低于;次于;副

2.不足;过少;过低 under.estimate | 3.低于;次于;副 under.study | up- 向上';较高;较好 un.grade

under under the bed：在床下

at school 在学校 | 4.under under the bed 在床下 | 5.behind behind the door 在门后

be in/under the charge of sb：受某人管

be in/under one's charge 受某人管 | be in/under the charge of sb. 受某人管 | be introduced into ......被引进

In the charge of, under the guidance of, led by, guided by, under the leadership of：指引

具体来说 To be more specific, concrete/ Specifically | 指引In the charge of, under the guidance of, led by, guided by, under the leadership of | 前进Press ahead with, forge ahead, advance, progress

under the control of：置于...控制之下

under no circumstances在任何情况下都不 | Under the control of置于--控制之下 | without question没问题

under the control of：在. . . 的控制之下

under control在控制之中 | under the control of在. . . 的控制之下 | at all costs 不惜一切代价

under the guidance of：在...指导下

198:under the direction of 在....指导下 | 199:under the guidance of 在...指导下 | 200:up to 由(谁决定)

dioptric：折射光学的

dioptre 屈光度 | dioptric 折射光学的 | dioptrics 折射光学

Saturdays are fun：星期六很有趣

6. Saturdays are fun.星期六很有趣. | fun 为不可数名词,"快乐,有趣",在此做表语. | That must be fun. 那一定很有趣.