Van der velden's test
[医] 范德韦耳登氏试验(检胃液游离盐酸)
🧩 词语组成解析
van
[væn]
n. 先锋;厢式货车;增值网;先驱，前驱，领袖，领导人;
vt. 用车搬运;
prep. 〈外〉同“from”;
abbr. 区分编码规则（Distinguished Encoding Rules）
🗣️ 情景例句
Put the tablecloth on the picnic table,
将桌巾布放在野餐桌上，
If you trust before you try, you may repent before you die.
不试就相信，死前要悔恨。
At a special swimming pool in Los Angeles, children become expert at holding their breath under water even before they can walk.
在洛杉矶的一个特设的游泳池里，孩子们甚至在还没有学会走路时就已经能熟练地在水下屏住呼吸了。