重點講解:
1. break down (使)(物質(zhì))分解;
Sugar and starch are broken down in the stomach.
糖和淀粉在胃里被分解 。
2. build up (使)積聚;(使)逐漸增加;
Slowly a thick layer of fat bu ilds up on the pan's surface.
慢慢地,平底鍋表面積起了一層厚厚的油脂 。
3. in the middle of (某件事或某段時間的)中期;
I had a little lapse of concentration in the middle of the race.
我在比賽中途一時走神 。
4. at hand (空間或時間上)接近的,不遠的;
Having the right equipment at hand will be enormously helpful.
手頭上有合適的設(shè)備將會幫上大忙 。
n. 會議,會談,討論會,協(xié)商會