Antimatter cannot be the perfect opposite of matter, otherwise neither would exist at all.

反物质并不是完全的反物质，否则它将无法存在。

youdao

In winter, go in the opposite direction to see spectacular ocean views from LA to San Luis Obispo in the morning; otherwise, coming from the north, it will be dark by the time you reach the coast.

冬季走相反线路为好，可以在上午看到洛杉矶和圣路易奥比斯珀之间美丽的海景。 如果从北方过来的话，当你到海边时天已经黑了。

youdao

And that contact force better be exactly the same as mg, but in opposite direction, otherwise there could never be equilibrium.

触点压力和，mg完全，相同，但是反向相反，否则永远都不会有平衡。

youdao

Otherwise it will have the opposite effect of excluding large chunks of poor people and they could become even worse off than they are today,"

VOA: standard.2009.09.24

Antimatter cannot be the perfect opposite of matter, otherwise neither would exist at all.

ECONOMIST: Fundamental physics

Those deep water rigs use an enormous amount of diesel fuel to turn the drill bit, and also resist the force that is turning the drill bit and would otherwise force the platform to start turning in the opposite direction.

FORBES: Petroleum Balance

Lower population than otherwise means fewer members of Congress from the state and fewer electoral votes in Presidential elections, while the opposite holds true for more population.

FORBES: Bobby Jindal Seeks Rich State Status With Income Tax Phaseout