chemical symbol for "gold," from Latin aurum "gold" (see aureate).
au
French, "at the, to the," from Old French al, contraction of a le, with -l- softened to -u-, as also poudre from pulverem, chaud from calidus, etc. Used in many expressions in cookery, etc., which have crossed the Channel since 18c., such as au contraire, literally "on the contrary;" au gratin, literally "with scrapings;" au jus, literally "with the juice."
权威例句
1. I'm new here so I'm not completely au fait with the system.
我初来乍到,所以对这个系统还不完全熟悉。
2. The fish is served au naturel, uncooked and with nothing added.
这条鱼是生吃的,未经蒸煮,也没加任何调味品。
3. Au is the chemical symbol for gold.
‘Au’是金的化学元素符号.
4. As samples, the total electron energies of W, Au, Rn and Am are calculated respectively.
作为算例, 计算了W, Au,Rn, Am等 元素的原子能量、熵及定容热容.
5. The interlinked occurrente of positiveanomalies of Au, Ag, W, ect. and negative anomalies of Ba, Sr, Na _ 2 O, ect.
Au 、 Ag 、 W等组分的正异常和Ba 、 Sr 、 Na_2O等组分的负异常的套合产出是寻找金矿脉的地球化学标志.