后续调用不会再探测,而是重用之前的执行计划。
Subsequent invocations will not peek and the previous execution plan will be reused.
再探测一下比较暗淡的尾巴,想不到,这下却让科学家们大吃一惊。
The detection of the second, fainter tail, however, was asurprise to the scientists.
一台原本用来探测引力波的天体物理来源这类庞然大物的设备却在漫不经心间发现了小到不能再小的时空微粒,这很具讽刺意味。
It would be ironic if an instrument built to detect something as vast as astrophysical sources of gravitational waves inadvertently detected the minuscule graininess of space-time.
It works by a control mechanism called negative feedback, and the thermostat is measuring the temperature and then sending a signal to a heater somewhere.
是通过一种叫做负反馈的控制机制,探测器测量温度,再把信号传给加热器
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