1.
The pupil becomes smaller in bright light and larger in dim light.
光线强时瞳孔变小，弱时变大。
2.
To change with and adapt oneself to timeliness:An analysis on the idea of "time" in Zhouyi
与时偕行趣时变通——《周易》“时”之观念析
3.
On Delay-Dependent Stability of Neutral Systems with Time-Varying Delay
中立型时变时滞系统时滞相关稳定性
4.
Measuring and analyzing technology based on variable-time-interval Fourier transform was dealt with for vehicle accelerating noise signal.
提出了基于变时基短时傅里叶变换来分析和处理时变信号的技术。
5.
When water freezes, it becomes solid.
水结冰时变成固体。
6.
When the uranium disintegrates, it changes into lead.
当铀蜕变时，它变成了铅。
7.
time-temperature-transformation diagram
时(间)温(度)变化图
8.
the whirligig of life [ time ]
人世[时代]的变迁
9.
The eyes themselves were of that baffling protean gray which is never twice the same.
眸子是变幻莫测的灰色，时时在变化。
10.
variable interval schedule
可变时距程序可变时距程序
11.
To become slow by(a specified amount of time).Used of a timepiece.
变慢变慢了（一定时间）。用于计时器
12.
When he was finished, it began to grow... and grow... and grow!
当他刻好时，它就开始变长……变长……再变长！
13.
The time zone may change. The currency may change. The language may change.But one thing remains constant as you travel:
你旅行时时区会变,货币会变,语言也会变，但惟独一样不变：
14.
cardiovascular system alteration during weightlessness
失重时心血管系统变化
15.
When it rains the ground becomes very muddy.
下雨时，地面变得很泥泞。
16.
Duration of lane change operation
变换车道作业的延时
17.
Constant Key Reduction Filtering
减少过滤时关键帧不变
18.
His voice broke when he was 15.
他15岁时嗓音突然变了。