Gras
abbr. 一般认为安全（Generally Recognized as Safe）
🗣️ 情景例句
Then. How can you prove yourself?
你怎么来证明你自己呢？
Thank you for your inquiry, but we cannot make you an offer right now because we are presently unable to obtain appropriate materials.
谢谢贵方询价，但我们不能马上发盘，因为目前我们得不到合适的原料。
As soon as this was done, they cooked a meal over an open fire.
这件事刚刚做完，他们就在篝火上烧起了饭。