For the particle-separation experiments, the researchers covered a large Lego board with cylindrical Lego pegs and placed the board vertically in a fish tank filled with glycerol, a viscous liquid.

在做颗粒分离实验时，研究人员在一块大乐高板上插满了圆柱状乐高钉，然后把板垂直放入盛满粘性液体甘油的鱼缸。

youdao

Multi-level principal-agency systems among share holder meeting, board of directors and managers realize the separation between ownership and actual control power.

股东会、董事会、经理层等之间的多重委托—代理制度，实现了所有权和实际控制权的分离。

youdao

The combined highway guard rail board can be used in a narrow central separation belt.

组合高速公路护栏板可在窄中央分隔带上使用。

youdao