NOTE: the lightweight UI is a scaled-down version of the standard DWA UI, optional with the release 6.5.3 hotfix.

注意：轻量级ui是标准DWA UI的缩减版，对于版本6.5.3 hotfix，它的使用是随意的。

youdao

Optional: Garnish with lemon or lime slice.

可选：用柠檬片或青柠片装饰杯口。

youdao

Get tired of typing in all the arguments every time, so make some of the arguments optional, with default values.

厌倦了每次都输入所有的参数，于是让一些参数成为可选的参数，让这些参数带有默认的值。

youdao

All-wheel-drive was optional, with seven airbags (including one at knee-height for the driver) and stability control standard.

FORBES: Lexus RX 350

Bitcoin, without an intermediary, already solves P2P marketplace payment issues with a decentralized P2P digital currency that is both fair to buyers with optional anonymity and fair to sellers with finality of payment.

FORBES: Payments Startup Balanced Innovates In Wrong Direction

Other smart touches include the circumaural ear cups that insulate the listener from noisy urban environments, and an optional cable with a smart remote and microphone for taking and receiving calls and controlling the music on Apple devices.

ENGADGET: Sennheiser's Momentum headphones are back in black at CES