Backlog of orders
[計] 待付定貨
?? 詞語組成解析
backlog
['b?kl?:g]
n. 積壓未辦之事;沒交付的訂貨;存貨，儲備;
vt. （使）積壓;儲存;
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
n. 牧師職, 神職
??? 情景例句
They mentioned you as a good source of information.
他們說你消息靈通。
The market is declining, we recommend your immediate acceptance.
市場在萎縮，我們建議你方馬上接受。
I'll have to ask my boss first.
我必須先問一下我的老板。