White crystalline powder, free-flowing, nothing stimulating odor.

白色结晶粉末，自由流动，无刺激气味。

youdao

It is a white to pale yellow, odourless or almost odourless, crystalline powder.

这是一个白色淡黄，无气味或几乎无气味，水晶粉末。

youdao

Folic acid is a yellowish to orange, crystalline powder; odourless or almost odourless.

叶酸是淡黄色至橙色结晶粉沫，无臭或几乎无臭。

youdao

In 1956 Mr Sternbach, fiddling with yet another benzodiazepine, treated it with methylamine, made a white crystalline powder, labelled it Ro 5-0690 and put it away on a shelf.

ECONOMIST: Leo Sternbach

And before I knew it he was shoveling crystalline, smoky powder into an Evian bottle.

CNN: From a voyage of discovery to a real ocean odyssey