They feared that the mummy would fall to pieces when they cut it open, but fortunately this has not happened.
他们曾担心在把木乃伊切开后，它会散成碎片，但幸运得很，这种情况并未发生。
新概念英语第二册
Lesson 77 A successful operation
📚 句中词汇解析
从本句中提取的重要词汇
adv. 幸运地;
💡 fortun =fortune力量，运气 一个+ ate 表示有...性质的+ ly 表示如...的、有...特征的 → ad.幸运地，幸亏
"Fortunately, the stormy waves caused trifling damage to the boat."
幸好, 风浪使船只受到的损坏较轻.
近义：luckily, blessedly, blissfully, favorably, favourably, happily
反义：inevitably, inopportunely, regrettably, unhappily, unluckily, fatally
v. 落下;跌倒;减少;沦陷;
n. 落下;瀑布;秋天;减少;
💡 所有的(all)的树叶落下(fall)来,秋天(fall)到了 网友：wangqidong 补充：(f)风把(all)所有的树叶吹下来，秋天(fall)到了
"Several factors have been adduced to explain the fall in the birth rate."
有几个因素已被援引来说明出生率降低的原因。
近义：plonk, slump, decline, decrease, descend, diminish
反义：arise, ascend, peak, stand, tower, uprise
adj. 敞开的，开着的;公开的，公共的;坦率的;有议论余地的;
vt.& vi. （打）开;开始;睁开;启动;
n. 户外，野外;空旷;公开;
vi. 使打开;展示，显现;
vt. 张开;开放;开张营业;为（建筑物）揭幕;
💡 打开圆(o)盒,取出钢笔
"The tournament is open to both amateurs and professionals."
这次锦标赛业余选手和职业选手均可参加。
近义：unclose, unlatch, unlock, unseal, inaugurate, incise
反义：lock, seal, shut, stitch, tuft