adv. 在楼上,往楼上;在高空;
adj. 楼上的;
n. 楼上;
💡 upstair在楼上+s表副词→在楼上,往楼上
"She heard a floorboard creak upstairs."
她听见楼上的地板发出嘎吱嘎吱的响声。
近义:above, overhead, up, upwards, aloft
vi. 来;开始;出现;发生;
vt. 做;装扮…的样子;将满(…岁);
int. 嗨!;
"The time has come for action if these beautiful animals are to survive."
若要使这些美丽的动物能生存下去,现在就要行动起来。
近义:impersonate, perform, personify, portray, represent, stage
反义:leave, absquatulate, retire, retreat, scat, split