Of pregnancy mask
[医] 妊娠面斑
🧩 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];
pregnancy
['pregnənsi]
n. 怀孕，妊娠;丰富，多产;意义深长;
mask
[mæsk]
n. 面具;假面具;用作掩饰的事物;护肤膜;
vt. 掩饰;戴面具;用面具遮住，掩盖，掩饰;
vi. 戴面具;隐瞒，掩饰;
🗣️ 情景例句
Alexandra came by.
Alexandra来了。
Don't throw out your dirty water before you get in fresh.
清水未打来，赃水莫倒掉。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。