Ultrasonic examination of welds
[化] 焊接的超声检验
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 焊接点, 焊接处( weld的名词复数 )\\nv. 焊接( weld的第三人称单数 ); 熔接; 锻接; 使紧密结合
🗣️ 情景例句
Oh, don't look so sad.
噢， 别显得那么无精打采。
Never put off till tomorrow what may be done today.
今日事，今日毕。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。