Elliptic spring
[机] 椭圆弹簧, 双弓弹簧
🧩 词语组成解析
elliptic
[[i'liptik]]
a. 椭圆形的
spring
[sprɪŋ]
n. 春季;泉水，小溪;弹簧，弹性;跳跃;
vi. 跳，跃;突然发出或出现;发源;劈开，裂开;
vt. 突然跳出;跳过;使开裂;
adj. 春天的;弹簧的，有弹性的;
🗣️ 情景例句
There are no dues.
不要会费。
Nothing is difficult to a man who wills.
世上无难事，只怕有心人。
The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.
事实上搜寻工作很困难，因为常常是早晨在甲地发现那只美洲狮，晚上却在20英里外的乙地发现它的踪迹。