Period of probation
[經(jīng)] 試用期, 學(xué)徙期
?? 詞語組成解析
period
['p?r??d]
n. 時(shí)期;（一段）時(shí)間;學(xué)時(shí);句號(hào);
adj. 具有某個(gè)時(shí)代特征的;（關(guān)于）過去某一特定歷史時(shí)期的;（家具、服飾、建筑等）某一時(shí)代的;
peri周圍，靠近+od道路→周期
of
[?v]
prep. 關(guān)于;屬于…的;由…制成;
aux. 助動(dòng)詞 [非標(biāo)準(zhǔn)用語、方言] =have [主用于虛擬語氣];
??? 情景例句
Yes, you are through with it. I hope you will enjoy your stay in China.
是的，檢查完畢。希望您在中國(guó)過得愉快。
Few words are best.
少說為妙。
Mary is still writing letters. She's been writing letters all day.
馬力還在寫信，她寫了一整天的信。